; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -S -codegenprepare -mtriple=i686-unknown-unknown -data-layout=e-m:o-p:32:32-f64:32:64-f80:128-n8:16:32-S128 < %s | FileCheck %s --check-prefix=ALL --check-prefix=X32 ; RUN: opt -S -codegenprepare -mtriple=x86_64-unknown-unknown -data-layout=e-m:o-i64:64-f80:128-n8:16:32:64-S128 < %s | FileCheck %s --check-prefix=ALL --check-prefix=X64 declare i32 @memcmp(i8* nocapture, i8* nocapture, i64) define i32 @cmp2(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; ALL-LABEL: @cmp2( ; ALL-NEXT: [[TMP1:%.*]] = bitcast i8* [[X:%.*]] to i16* ; ALL-NEXT: [[TMP2:%.*]] = bitcast i8* [[Y:%.*]] to i16* ; ALL-NEXT: [[TMP3:%.*]] = load i16, i16* [[TMP1]] ; ALL-NEXT: [[TMP4:%.*]] = load i16, i16* [[TMP2]] ; ALL-NEXT: [[TMP5:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP3]]) ; ALL-NEXT: [[TMP6:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP4]]) ; ALL-NEXT: [[TMP7:%.*]] = icmp ne i16 [[TMP5]], [[TMP6]] ; ALL-NEXT: [[TMP8:%.*]] = icmp ult i16 [[TMP5]], [[TMP6]] ; ALL-NEXT: [[TMP9:%.*]] = select i1 [[TMP8]], i32 -1, i32 1 ; ALL-NEXT: [[TMP10:%.*]] = select i1 [[TMP7]], i32 [[TMP9]], i32 0 ; ALL-NEXT: ret i32 [[TMP10]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 2) ret i32 %call } define i32 @cmp3(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp3( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i16* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i16* ; X32-NEXT: [[TMP2:%.*]] = load i16, i16* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i16, i16* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = zext i16 [[TMP4]] to i32 ; X32-NEXT: [[TMP7:%.*]] = zext i16 [[TMP5]] to i32 ; X32-NEXT: [[TMP8:%.*]] = icmp eq i32 [[TMP6]], [[TMP7]] ; X32-NEXT: br i1 [[TMP8]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[TMP9:%.*]] = icmp ult i32 [[TMP6]], [[TMP7]] ; X32-NEXT: [[TMP10:%.*]] = select i1 [[TMP9]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP11:%.*]] = getelementptr i8, i8* [[X]], i8 2 ; X32-NEXT: [[TMP12:%.*]] = getelementptr i8, i8* [[Y]], i8 2 ; X32-NEXT: [[TMP13:%.*]] = load i8, i8* [[TMP11]] ; X32-NEXT: [[TMP14:%.*]] = load i8, i8* [[TMP12]] ; X32-NEXT: [[TMP15:%.*]] = zext i8 [[TMP13]] to i32 ; X32-NEXT: [[TMP16:%.*]] = zext i8 [[TMP14]] to i32 ; X32-NEXT: [[TMP17:%.*]] = sub i32 [[TMP15]], [[TMP16]] ; X32-NEXT: br label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP17]], [[LOADBB1]] ], [ [[TMP10]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp3( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i16* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i16* ; X64-NEXT: [[TMP2:%.*]] = load i16, i16* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i16, i16* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = zext i16 [[TMP4]] to i64 ; X64-NEXT: [[TMP7:%.*]] = zext i16 [[TMP5]] to i64 ; X64-NEXT: [[TMP8:%.*]] = icmp eq i64 [[TMP6]], [[TMP7]] ; X64-NEXT: br i1 [[TMP8]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[TMP9:%.*]] = icmp ult i64 [[TMP6]], [[TMP7]] ; X64-NEXT: [[TMP10:%.*]] = select i1 [[TMP9]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP11:%.*]] = getelementptr i8, i8* [[X]], i8 2 ; X64-NEXT: [[TMP12:%.*]] = getelementptr i8, i8* [[Y]], i8 2 ; X64-NEXT: [[TMP13:%.*]] = load i8, i8* [[TMP11]] ; X64-NEXT: [[TMP14:%.*]] = load i8, i8* [[TMP12]] ; X64-NEXT: [[TMP15:%.*]] = zext i8 [[TMP13]] to i32 ; X64-NEXT: [[TMP16:%.*]] = zext i8 [[TMP14]] to i32 ; X64-NEXT: [[TMP17:%.*]] = sub i32 [[TMP15]], [[TMP16]] ; X64-NEXT: br label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP17]], [[LOADBB1]] ], [ [[TMP10]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 3) ret i32 %call } define i32 @cmp4(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; ALL-LABEL: @cmp4( ; ALL-NEXT: [[TMP1:%.*]] = bitcast i8* [[X:%.*]] to i32* ; ALL-NEXT: [[TMP2:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; ALL-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; ALL-NEXT: [[TMP4:%.*]] = load i32, i32* [[TMP2]] ; ALL-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; ALL-NEXT: [[TMP6:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP4]]) ; ALL-NEXT: [[TMP7:%.*]] = icmp ne i32 [[TMP5]], [[TMP6]] ; ALL-NEXT: [[TMP8:%.*]] = icmp ult i32 [[TMP5]], [[TMP6]] ; ALL-NEXT: [[TMP9:%.*]] = select i1 [[TMP8]], i32 -1, i32 1 ; ALL-NEXT: [[TMP10:%.*]] = select i1 [[TMP7]], i32 [[TMP9]], i32 0 ; ALL-NEXT: ret i32 [[TMP10]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 4) ret i32 %call } define i32 @cmp5(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp5( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = icmp eq i32 [[TMP4]], [[TMP5]] ; X32-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[TMP7:%.*]] = icmp ult i32 [[TMP4]], [[TMP5]] ; X32-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP9:%.*]] = getelementptr i8, i8* [[X]], i8 4 ; X32-NEXT: [[TMP10:%.*]] = getelementptr i8, i8* [[Y]], i8 4 ; X32-NEXT: [[TMP11:%.*]] = load i8, i8* [[TMP9]] ; X32-NEXT: [[TMP12:%.*]] = load i8, i8* [[TMP10]] ; X32-NEXT: [[TMP13:%.*]] = zext i8 [[TMP11]] to i32 ; X32-NEXT: [[TMP14:%.*]] = zext i8 [[TMP12]] to i32 ; X32-NEXT: [[TMP15:%.*]] = sub i32 [[TMP13]], [[TMP14]] ; X32-NEXT: br label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP15]], [[LOADBB1]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp5( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X64-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = zext i32 [[TMP4]] to i64 ; X64-NEXT: [[TMP7:%.*]] = zext i32 [[TMP5]] to i64 ; X64-NEXT: [[TMP8:%.*]] = icmp eq i64 [[TMP6]], [[TMP7]] ; X64-NEXT: br i1 [[TMP8]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[TMP9:%.*]] = icmp ult i64 [[TMP6]], [[TMP7]] ; X64-NEXT: [[TMP10:%.*]] = select i1 [[TMP9]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP11:%.*]] = getelementptr i8, i8* [[X]], i8 4 ; X64-NEXT: [[TMP12:%.*]] = getelementptr i8, i8* [[Y]], i8 4 ; X64-NEXT: [[TMP13:%.*]] = load i8, i8* [[TMP11]] ; X64-NEXT: [[TMP14:%.*]] = load i8, i8* [[TMP12]] ; X64-NEXT: [[TMP15:%.*]] = zext i8 [[TMP13]] to i32 ; X64-NEXT: [[TMP16:%.*]] = zext i8 [[TMP14]] to i32 ; X64-NEXT: [[TMP17:%.*]] = sub i32 [[TMP15]], [[TMP16]] ; X64-NEXT: br label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP17]], [[LOADBB1]] ], [ [[TMP10]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 5) ret i32 %call } define i32 @cmp6(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp6( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = icmp eq i32 [[TMP4]], [[TMP5]] ; X32-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[PHI_SRC1:%.*]] = phi i32 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP17:%.*]], [[LOADBB1]] ] ; X32-NEXT: [[PHI_SRC2:%.*]] = phi i32 [ [[TMP5]], [[LOADBB]] ], [ [[TMP18:%.*]], [[LOADBB1]] ] ; X32-NEXT: [[TMP7:%.*]] = icmp ult i32 [[PHI_SRC1]], [[PHI_SRC2]] ; X32-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i16* ; X32-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i16* ; X32-NEXT: [[TMP11:%.*]] = getelementptr i16, i16* [[TMP9]], i16 2 ; X32-NEXT: [[TMP12:%.*]] = getelementptr i16, i16* [[TMP10]], i16 2 ; X32-NEXT: [[TMP13:%.*]] = load i16, i16* [[TMP11]] ; X32-NEXT: [[TMP14:%.*]] = load i16, i16* [[TMP12]] ; X32-NEXT: [[TMP15:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP13]]) ; X32-NEXT: [[TMP16:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP14]]) ; X32-NEXT: [[TMP17]] = zext i16 [[TMP15]] to i32 ; X32-NEXT: [[TMP18]] = zext i16 [[TMP16]] to i32 ; X32-NEXT: [[TMP19:%.*]] = icmp eq i32 [[TMP17]], [[TMP18]] ; X32-NEXT: br i1 [[TMP19]], label [[ENDBLOCK]], label [[RES_BLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp6( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X64-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = zext i32 [[TMP4]] to i64 ; X64-NEXT: [[TMP7:%.*]] = zext i32 [[TMP5]] to i64 ; X64-NEXT: [[TMP8:%.*]] = icmp eq i64 [[TMP6]], [[TMP7]] ; X64-NEXT: br i1 [[TMP8]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[PHI_SRC1:%.*]] = phi i64 [ [[TMP6]], [[LOADBB:%.*]] ], [ [[TMP19:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[PHI_SRC2:%.*]] = phi i64 [ [[TMP7]], [[LOADBB]] ], [ [[TMP20:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[TMP9:%.*]] = icmp ult i64 [[PHI_SRC1]], [[PHI_SRC2]] ; X64-NEXT: [[TMP10:%.*]] = select i1 [[TMP9]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP11:%.*]] = bitcast i8* [[X]] to i16* ; X64-NEXT: [[TMP12:%.*]] = bitcast i8* [[Y]] to i16* ; X64-NEXT: [[TMP13:%.*]] = getelementptr i16, i16* [[TMP11]], i16 2 ; X64-NEXT: [[TMP14:%.*]] = getelementptr i16, i16* [[TMP12]], i16 2 ; X64-NEXT: [[TMP15:%.*]] = load i16, i16* [[TMP13]] ; X64-NEXT: [[TMP16:%.*]] = load i16, i16* [[TMP14]] ; X64-NEXT: [[TMP17:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP15]]) ; X64-NEXT: [[TMP18:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP16]]) ; X64-NEXT: [[TMP19]] = zext i16 [[TMP17]] to i64 ; X64-NEXT: [[TMP20]] = zext i16 [[TMP18]] to i64 ; X64-NEXT: [[TMP21:%.*]] = icmp eq i64 [[TMP19]], [[TMP20]] ; X64-NEXT: br i1 [[TMP21]], label [[ENDBLOCK]], label [[RES_BLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ [[TMP10]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 6) ret i32 %call } define i32 @cmp7(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp7( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = icmp eq i32 [[TMP4]], [[TMP5]] ; X32-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[PHI_SRC1:%.*]] = phi i32 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP17:%.*]], [[LOADBB1]] ] ; X32-NEXT: [[PHI_SRC2:%.*]] = phi i32 [ [[TMP5]], [[LOADBB]] ], [ [[TMP18:%.*]], [[LOADBB1]] ] ; X32-NEXT: [[TMP7:%.*]] = icmp ult i32 [[PHI_SRC1]], [[PHI_SRC2]] ; X32-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i16* ; X32-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i16* ; X32-NEXT: [[TMP11:%.*]] = getelementptr i16, i16* [[TMP9]], i16 2 ; X32-NEXT: [[TMP12:%.*]] = getelementptr i16, i16* [[TMP10]], i16 2 ; X32-NEXT: [[TMP13:%.*]] = load i16, i16* [[TMP11]] ; X32-NEXT: [[TMP14:%.*]] = load i16, i16* [[TMP12]] ; X32-NEXT: [[TMP15:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP13]]) ; X32-NEXT: [[TMP16:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP14]]) ; X32-NEXT: [[TMP17]] = zext i16 [[TMP15]] to i32 ; X32-NEXT: [[TMP18]] = zext i16 [[TMP16]] to i32 ; X32-NEXT: [[TMP19:%.*]] = icmp eq i32 [[TMP17]], [[TMP18]] ; X32-NEXT: br i1 [[TMP19]], label [[LOADBB2:%.*]], label [[RES_BLOCK]] ; X32: loadbb2: ; X32-NEXT: [[TMP20:%.*]] = getelementptr i8, i8* [[X]], i8 6 ; X32-NEXT: [[TMP21:%.*]] = getelementptr i8, i8* [[Y]], i8 6 ; X32-NEXT: [[TMP22:%.*]] = load i8, i8* [[TMP20]] ; X32-NEXT: [[TMP23:%.*]] = load i8, i8* [[TMP21]] ; X32-NEXT: [[TMP24:%.*]] = zext i8 [[TMP22]] to i32 ; X32-NEXT: [[TMP25:%.*]] = zext i8 [[TMP23]] to i32 ; X32-NEXT: [[TMP26:%.*]] = sub i32 [[TMP24]], [[TMP25]] ; X32-NEXT: br label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP26]], [[LOADBB2]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp7( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X64-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = zext i32 [[TMP4]] to i64 ; X64-NEXT: [[TMP7:%.*]] = zext i32 [[TMP5]] to i64 ; X64-NEXT: [[TMP8:%.*]] = icmp eq i64 [[TMP6]], [[TMP7]] ; X64-NEXT: br i1 [[TMP8]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[PHI_SRC1:%.*]] = phi i64 [ [[TMP6]], [[LOADBB:%.*]] ], [ [[TMP19:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[PHI_SRC2:%.*]] = phi i64 [ [[TMP7]], [[LOADBB]] ], [ [[TMP20:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[TMP9:%.*]] = icmp ult i64 [[PHI_SRC1]], [[PHI_SRC2]] ; X64-NEXT: [[TMP10:%.*]] = select i1 [[TMP9]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP11:%.*]] = bitcast i8* [[X]] to i16* ; X64-NEXT: [[TMP12:%.*]] = bitcast i8* [[Y]] to i16* ; X64-NEXT: [[TMP13:%.*]] = getelementptr i16, i16* [[TMP11]], i16 2 ; X64-NEXT: [[TMP14:%.*]] = getelementptr i16, i16* [[TMP12]], i16 2 ; X64-NEXT: [[TMP15:%.*]] = load i16, i16* [[TMP13]] ; X64-NEXT: [[TMP16:%.*]] = load i16, i16* [[TMP14]] ; X64-NEXT: [[TMP17:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP15]]) ; X64-NEXT: [[TMP18:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP16]]) ; X64-NEXT: [[TMP19]] = zext i16 [[TMP17]] to i64 ; X64-NEXT: [[TMP20]] = zext i16 [[TMP18]] to i64 ; X64-NEXT: [[TMP21:%.*]] = icmp eq i64 [[TMP19]], [[TMP20]] ; X64-NEXT: br i1 [[TMP21]], label [[LOADBB2:%.*]], label [[RES_BLOCK]] ; X64: loadbb2: ; X64-NEXT: [[TMP22:%.*]] = getelementptr i8, i8* [[X]], i8 6 ; X64-NEXT: [[TMP23:%.*]] = getelementptr i8, i8* [[Y]], i8 6 ; X64-NEXT: [[TMP24:%.*]] = load i8, i8* [[TMP22]] ; X64-NEXT: [[TMP25:%.*]] = load i8, i8* [[TMP23]] ; X64-NEXT: [[TMP26:%.*]] = zext i8 [[TMP24]] to i32 ; X64-NEXT: [[TMP27:%.*]] = zext i8 [[TMP25]] to i32 ; X64-NEXT: [[TMP28:%.*]] = sub i32 [[TMP26]], [[TMP27]] ; X64-NEXT: br label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP28]], [[LOADBB2]] ], [ [[TMP10]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 7) ret i32 %call } define i32 @cmp8(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp8( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = icmp eq i32 [[TMP4]], [[TMP5]] ; X32-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[PHI_SRC1:%.*]] = phi i32 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP15:%.*]], [[LOADBB1]] ] ; X32-NEXT: [[PHI_SRC2:%.*]] = phi i32 [ [[TMP5]], [[LOADBB]] ], [ [[TMP16:%.*]], [[LOADBB1]] ] ; X32-NEXT: [[TMP7:%.*]] = icmp ult i32 [[PHI_SRC1]], [[PHI_SRC2]] ; X32-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 1 ; X32-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 1 ; X32-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X32-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X32-NEXT: [[TMP15]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X32-NEXT: [[TMP16]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X32-NEXT: [[TMP17:%.*]] = icmp eq i32 [[TMP15]], [[TMP16]] ; X32-NEXT: br i1 [[TMP17]], label [[ENDBLOCK]], label [[RES_BLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp8( ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = load i64, i64* [[TMP2]] ; X64-NEXT: [[TMP5:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP4]]) ; X64-NEXT: [[TMP7:%.*]] = icmp ne i64 [[TMP5]], [[TMP6]] ; X64-NEXT: [[TMP8:%.*]] = icmp ult i64 [[TMP5]], [[TMP6]] ; X64-NEXT: [[TMP9:%.*]] = select i1 [[TMP8]], i32 -1, i32 1 ; X64-NEXT: [[TMP10:%.*]] = select i1 [[TMP7]], i32 [[TMP9]], i32 0 ; X64-NEXT: ret i32 [[TMP10]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 8) ret i32 %call } define i32 @cmp9(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp9( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = icmp eq i32 [[TMP4]], [[TMP5]] ; X32-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[PHI_SRC1:%.*]] = phi i32 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP15:%.*]], [[LOADBB1]] ] ; X32-NEXT: [[PHI_SRC2:%.*]] = phi i32 [ [[TMP5]], [[LOADBB]] ], [ [[TMP16:%.*]], [[LOADBB1]] ] ; X32-NEXT: [[TMP7:%.*]] = icmp ult i32 [[PHI_SRC1]], [[PHI_SRC2]] ; X32-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 1 ; X32-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 1 ; X32-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X32-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X32-NEXT: [[TMP15]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X32-NEXT: [[TMP16]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X32-NEXT: [[TMP17:%.*]] = icmp eq i32 [[TMP15]], [[TMP16]] ; X32-NEXT: br i1 [[TMP17]], label [[LOADBB2:%.*]], label [[RES_BLOCK]] ; X32: loadbb2: ; X32-NEXT: [[TMP18:%.*]] = getelementptr i8, i8* [[X]], i8 8 ; X32-NEXT: [[TMP19:%.*]] = getelementptr i8, i8* [[Y]], i8 8 ; X32-NEXT: [[TMP20:%.*]] = load i8, i8* [[TMP18]] ; X32-NEXT: [[TMP21:%.*]] = load i8, i8* [[TMP19]] ; X32-NEXT: [[TMP22:%.*]] = zext i8 [[TMP20]] to i32 ; X32-NEXT: [[TMP23:%.*]] = zext i8 [[TMP21]] to i32 ; X32-NEXT: [[TMP24:%.*]] = sub i32 [[TMP22]], [[TMP23]] ; X32-NEXT: br label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP24]], [[LOADBB2]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp9( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP4]], [[TMP5]] ; X64-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[TMP7:%.*]] = icmp ult i64 [[TMP4]], [[TMP5]] ; X64-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP9:%.*]] = getelementptr i8, i8* [[X]], i8 8 ; X64-NEXT: [[TMP10:%.*]] = getelementptr i8, i8* [[Y]], i8 8 ; X64-NEXT: [[TMP11:%.*]] = load i8, i8* [[TMP9]] ; X64-NEXT: [[TMP12:%.*]] = load i8, i8* [[TMP10]] ; X64-NEXT: [[TMP13:%.*]] = zext i8 [[TMP11]] to i32 ; X64-NEXT: [[TMP14:%.*]] = zext i8 [[TMP12]] to i32 ; X64-NEXT: [[TMP15:%.*]] = sub i32 [[TMP13]], [[TMP14]] ; X64-NEXT: br label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP15]], [[LOADBB1]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 9) ret i32 %call } define i32 @cmp10(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp10( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = icmp eq i32 [[TMP4]], [[TMP5]] ; X32-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[PHI_SRC1:%.*]] = phi i32 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP15:%.*]], [[LOADBB1]] ], [ [[TMP26:%.*]], [[LOADBB2:%.*]] ] ; X32-NEXT: [[PHI_SRC2:%.*]] = phi i32 [ [[TMP5]], [[LOADBB]] ], [ [[TMP16:%.*]], [[LOADBB1]] ], [ [[TMP27:%.*]], [[LOADBB2]] ] ; X32-NEXT: [[TMP7:%.*]] = icmp ult i32 [[PHI_SRC1]], [[PHI_SRC2]] ; X32-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 1 ; X32-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 1 ; X32-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X32-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X32-NEXT: [[TMP15]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X32-NEXT: [[TMP16]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X32-NEXT: [[TMP17:%.*]] = icmp eq i32 [[TMP15]], [[TMP16]] ; X32-NEXT: br i1 [[TMP17]], label [[LOADBB2]], label [[RES_BLOCK]] ; X32: loadbb2: ; X32-NEXT: [[TMP18:%.*]] = bitcast i8* [[X]] to i16* ; X32-NEXT: [[TMP19:%.*]] = bitcast i8* [[Y]] to i16* ; X32-NEXT: [[TMP20:%.*]] = getelementptr i16, i16* [[TMP18]], i16 4 ; X32-NEXT: [[TMP21:%.*]] = getelementptr i16, i16* [[TMP19]], i16 4 ; X32-NEXT: [[TMP22:%.*]] = load i16, i16* [[TMP20]] ; X32-NEXT: [[TMP23:%.*]] = load i16, i16* [[TMP21]] ; X32-NEXT: [[TMP24:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP22]]) ; X32-NEXT: [[TMP25:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP23]]) ; X32-NEXT: [[TMP26]] = zext i16 [[TMP24]] to i32 ; X32-NEXT: [[TMP27]] = zext i16 [[TMP25]] to i32 ; X32-NEXT: [[TMP28:%.*]] = icmp eq i32 [[TMP26]], [[TMP27]] ; X32-NEXT: br i1 [[TMP28]], label [[ENDBLOCK]], label [[RES_BLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB2]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp10( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP4]], [[TMP5]] ; X64-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[PHI_SRC1:%.*]] = phi i64 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP17:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[PHI_SRC2:%.*]] = phi i64 [ [[TMP5]], [[LOADBB]] ], [ [[TMP18:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[TMP7:%.*]] = icmp ult i64 [[PHI_SRC1]], [[PHI_SRC2]] ; X64-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i16* ; X64-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i16* ; X64-NEXT: [[TMP11:%.*]] = getelementptr i16, i16* [[TMP9]], i16 4 ; X64-NEXT: [[TMP12:%.*]] = getelementptr i16, i16* [[TMP10]], i16 4 ; X64-NEXT: [[TMP13:%.*]] = load i16, i16* [[TMP11]] ; X64-NEXT: [[TMP14:%.*]] = load i16, i16* [[TMP12]] ; X64-NEXT: [[TMP15:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP13]]) ; X64-NEXT: [[TMP16:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP14]]) ; X64-NEXT: [[TMP17]] = zext i16 [[TMP15]] to i64 ; X64-NEXT: [[TMP18]] = zext i16 [[TMP16]] to i64 ; X64-NEXT: [[TMP19:%.*]] = icmp eq i64 [[TMP17]], [[TMP18]] ; X64-NEXT: br i1 [[TMP19]], label [[ENDBLOCK]], label [[RES_BLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 10) ret i32 %call } define i32 @cmp11(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp11( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = icmp eq i32 [[TMP4]], [[TMP5]] ; X32-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[PHI_SRC1:%.*]] = phi i32 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP15:%.*]], [[LOADBB1]] ], [ [[TMP26:%.*]], [[LOADBB2:%.*]] ] ; X32-NEXT: [[PHI_SRC2:%.*]] = phi i32 [ [[TMP5]], [[LOADBB]] ], [ [[TMP16:%.*]], [[LOADBB1]] ], [ [[TMP27:%.*]], [[LOADBB2]] ] ; X32-NEXT: [[TMP7:%.*]] = icmp ult i32 [[PHI_SRC1]], [[PHI_SRC2]] ; X32-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 1 ; X32-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 1 ; X32-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X32-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X32-NEXT: [[TMP15]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X32-NEXT: [[TMP16]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X32-NEXT: [[TMP17:%.*]] = icmp eq i32 [[TMP15]], [[TMP16]] ; X32-NEXT: br i1 [[TMP17]], label [[LOADBB2]], label [[RES_BLOCK]] ; X32: loadbb2: ; X32-NEXT: [[TMP18:%.*]] = bitcast i8* [[X]] to i16* ; X32-NEXT: [[TMP19:%.*]] = bitcast i8* [[Y]] to i16* ; X32-NEXT: [[TMP20:%.*]] = getelementptr i16, i16* [[TMP18]], i16 4 ; X32-NEXT: [[TMP21:%.*]] = getelementptr i16, i16* [[TMP19]], i16 4 ; X32-NEXT: [[TMP22:%.*]] = load i16, i16* [[TMP20]] ; X32-NEXT: [[TMP23:%.*]] = load i16, i16* [[TMP21]] ; X32-NEXT: [[TMP24:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP22]]) ; X32-NEXT: [[TMP25:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP23]]) ; X32-NEXT: [[TMP26]] = zext i16 [[TMP24]] to i32 ; X32-NEXT: [[TMP27]] = zext i16 [[TMP25]] to i32 ; X32-NEXT: [[TMP28:%.*]] = icmp eq i32 [[TMP26]], [[TMP27]] ; X32-NEXT: br i1 [[TMP28]], label [[LOADBB3:%.*]], label [[RES_BLOCK]] ; X32: loadbb3: ; X32-NEXT: [[TMP29:%.*]] = getelementptr i8, i8* [[X]], i8 10 ; X32-NEXT: [[TMP30:%.*]] = getelementptr i8, i8* [[Y]], i8 10 ; X32-NEXT: [[TMP31:%.*]] = load i8, i8* [[TMP29]] ; X32-NEXT: [[TMP32:%.*]] = load i8, i8* [[TMP30]] ; X32-NEXT: [[TMP33:%.*]] = zext i8 [[TMP31]] to i32 ; X32-NEXT: [[TMP34:%.*]] = zext i8 [[TMP32]] to i32 ; X32-NEXT: [[TMP35:%.*]] = sub i32 [[TMP33]], [[TMP34]] ; X32-NEXT: br label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP35]], [[LOADBB3]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp11( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP4]], [[TMP5]] ; X64-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[PHI_SRC1:%.*]] = phi i64 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP17:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[PHI_SRC2:%.*]] = phi i64 [ [[TMP5]], [[LOADBB]] ], [ [[TMP18:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[TMP7:%.*]] = icmp ult i64 [[PHI_SRC1]], [[PHI_SRC2]] ; X64-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i16* ; X64-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i16* ; X64-NEXT: [[TMP11:%.*]] = getelementptr i16, i16* [[TMP9]], i16 4 ; X64-NEXT: [[TMP12:%.*]] = getelementptr i16, i16* [[TMP10]], i16 4 ; X64-NEXT: [[TMP13:%.*]] = load i16, i16* [[TMP11]] ; X64-NEXT: [[TMP14:%.*]] = load i16, i16* [[TMP12]] ; X64-NEXT: [[TMP15:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP13]]) ; X64-NEXT: [[TMP16:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP14]]) ; X64-NEXT: [[TMP17]] = zext i16 [[TMP15]] to i64 ; X64-NEXT: [[TMP18]] = zext i16 [[TMP16]] to i64 ; X64-NEXT: [[TMP19:%.*]] = icmp eq i64 [[TMP17]], [[TMP18]] ; X64-NEXT: br i1 [[TMP19]], label [[LOADBB2:%.*]], label [[RES_BLOCK]] ; X64: loadbb2: ; X64-NEXT: [[TMP20:%.*]] = getelementptr i8, i8* [[X]], i8 10 ; X64-NEXT: [[TMP21:%.*]] = getelementptr i8, i8* [[Y]], i8 10 ; X64-NEXT: [[TMP22:%.*]] = load i8, i8* [[TMP20]] ; X64-NEXT: [[TMP23:%.*]] = load i8, i8* [[TMP21]] ; X64-NEXT: [[TMP24:%.*]] = zext i8 [[TMP22]] to i32 ; X64-NEXT: [[TMP25:%.*]] = zext i8 [[TMP23]] to i32 ; X64-NEXT: [[TMP26:%.*]] = sub i32 [[TMP24]], [[TMP25]] ; X64-NEXT: br label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP26]], [[LOADBB2]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 11) ret i32 %call } define i32 @cmp12(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp12( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = icmp eq i32 [[TMP4]], [[TMP5]] ; X32-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[PHI_SRC1:%.*]] = phi i32 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP15:%.*]], [[LOADBB1]] ], [ [[TMP24:%.*]], [[LOADBB2:%.*]] ] ; X32-NEXT: [[PHI_SRC2:%.*]] = phi i32 [ [[TMP5]], [[LOADBB]] ], [ [[TMP16:%.*]], [[LOADBB1]] ], [ [[TMP25:%.*]], [[LOADBB2]] ] ; X32-NEXT: [[TMP7:%.*]] = icmp ult i32 [[PHI_SRC1]], [[PHI_SRC2]] ; X32-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 1 ; X32-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 1 ; X32-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X32-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X32-NEXT: [[TMP15]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X32-NEXT: [[TMP16]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X32-NEXT: [[TMP17:%.*]] = icmp eq i32 [[TMP15]], [[TMP16]] ; X32-NEXT: br i1 [[TMP17]], label [[LOADBB2]], label [[RES_BLOCK]] ; X32: loadbb2: ; X32-NEXT: [[TMP18:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP19:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP20:%.*]] = getelementptr i32, i32* [[TMP18]], i32 2 ; X32-NEXT: [[TMP21:%.*]] = getelementptr i32, i32* [[TMP19]], i32 2 ; X32-NEXT: [[TMP22:%.*]] = load i32, i32* [[TMP20]] ; X32-NEXT: [[TMP23:%.*]] = load i32, i32* [[TMP21]] ; X32-NEXT: [[TMP24]] = call i32 @llvm.bswap.i32(i32 [[TMP22]]) ; X32-NEXT: [[TMP25]] = call i32 @llvm.bswap.i32(i32 [[TMP23]]) ; X32-NEXT: [[TMP26:%.*]] = icmp eq i32 [[TMP24]], [[TMP25]] ; X32-NEXT: br i1 [[TMP26]], label [[ENDBLOCK]], label [[RES_BLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB2]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp12( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP4]], [[TMP5]] ; X64-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[PHI_SRC1:%.*]] = phi i64 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP17:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[PHI_SRC2:%.*]] = phi i64 [ [[TMP5]], [[LOADBB]] ], [ [[TMP18:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[TMP7:%.*]] = icmp ult i64 [[PHI_SRC1]], [[PHI_SRC2]] ; X64-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X64-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X64-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 2 ; X64-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 2 ; X64-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X64-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X64-NEXT: [[TMP15:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X64-NEXT: [[TMP16:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X64-NEXT: [[TMP17]] = zext i32 [[TMP15]] to i64 ; X64-NEXT: [[TMP18]] = zext i32 [[TMP16]] to i64 ; X64-NEXT: [[TMP19:%.*]] = icmp eq i64 [[TMP17]], [[TMP18]] ; X64-NEXT: br i1 [[TMP19]], label [[ENDBLOCK]], label [[RES_BLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 12) ret i32 %call } define i32 @cmp13(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp13( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = icmp eq i32 [[TMP4]], [[TMP5]] ; X32-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[PHI_SRC1:%.*]] = phi i32 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP15:%.*]], [[LOADBB1]] ], [ [[TMP24:%.*]], [[LOADBB2:%.*]] ] ; X32-NEXT: [[PHI_SRC2:%.*]] = phi i32 [ [[TMP5]], [[LOADBB]] ], [ [[TMP16:%.*]], [[LOADBB1]] ], [ [[TMP25:%.*]], [[LOADBB2]] ] ; X32-NEXT: [[TMP7:%.*]] = icmp ult i32 [[PHI_SRC1]], [[PHI_SRC2]] ; X32-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 1 ; X32-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 1 ; X32-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X32-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X32-NEXT: [[TMP15]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X32-NEXT: [[TMP16]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X32-NEXT: [[TMP17:%.*]] = icmp eq i32 [[TMP15]], [[TMP16]] ; X32-NEXT: br i1 [[TMP17]], label [[LOADBB2]], label [[RES_BLOCK]] ; X32: loadbb2: ; X32-NEXT: [[TMP18:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP19:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP20:%.*]] = getelementptr i32, i32* [[TMP18]], i32 2 ; X32-NEXT: [[TMP21:%.*]] = getelementptr i32, i32* [[TMP19]], i32 2 ; X32-NEXT: [[TMP22:%.*]] = load i32, i32* [[TMP20]] ; X32-NEXT: [[TMP23:%.*]] = load i32, i32* [[TMP21]] ; X32-NEXT: [[TMP24]] = call i32 @llvm.bswap.i32(i32 [[TMP22]]) ; X32-NEXT: [[TMP25]] = call i32 @llvm.bswap.i32(i32 [[TMP23]]) ; X32-NEXT: [[TMP26:%.*]] = icmp eq i32 [[TMP24]], [[TMP25]] ; X32-NEXT: br i1 [[TMP26]], label [[LOADBB3:%.*]], label [[RES_BLOCK]] ; X32: loadbb3: ; X32-NEXT: [[TMP27:%.*]] = getelementptr i8, i8* [[X]], i8 12 ; X32-NEXT: [[TMP28:%.*]] = getelementptr i8, i8* [[Y]], i8 12 ; X32-NEXT: [[TMP29:%.*]] = load i8, i8* [[TMP27]] ; X32-NEXT: [[TMP30:%.*]] = load i8, i8* [[TMP28]] ; X32-NEXT: [[TMP31:%.*]] = zext i8 [[TMP29]] to i32 ; X32-NEXT: [[TMP32:%.*]] = zext i8 [[TMP30]] to i32 ; X32-NEXT: [[TMP33:%.*]] = sub i32 [[TMP31]], [[TMP32]] ; X32-NEXT: br label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP33]], [[LOADBB3]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp13( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP4]], [[TMP5]] ; X64-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[PHI_SRC1:%.*]] = phi i64 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP17:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[PHI_SRC2:%.*]] = phi i64 [ [[TMP5]], [[LOADBB]] ], [ [[TMP18:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[TMP7:%.*]] = icmp ult i64 [[PHI_SRC1]], [[PHI_SRC2]] ; X64-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X64-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X64-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 2 ; X64-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 2 ; X64-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X64-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X64-NEXT: [[TMP15:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X64-NEXT: [[TMP16:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X64-NEXT: [[TMP17]] = zext i32 [[TMP15]] to i64 ; X64-NEXT: [[TMP18]] = zext i32 [[TMP16]] to i64 ; X64-NEXT: [[TMP19:%.*]] = icmp eq i64 [[TMP17]], [[TMP18]] ; X64-NEXT: br i1 [[TMP19]], label [[LOADBB2:%.*]], label [[RES_BLOCK]] ; X64: loadbb2: ; X64-NEXT: [[TMP20:%.*]] = getelementptr i8, i8* [[X]], i8 12 ; X64-NEXT: [[TMP21:%.*]] = getelementptr i8, i8* [[Y]], i8 12 ; X64-NEXT: [[TMP22:%.*]] = load i8, i8* [[TMP20]] ; X64-NEXT: [[TMP23:%.*]] = load i8, i8* [[TMP21]] ; X64-NEXT: [[TMP24:%.*]] = zext i8 [[TMP22]] to i32 ; X64-NEXT: [[TMP25:%.*]] = zext i8 [[TMP23]] to i32 ; X64-NEXT: [[TMP26:%.*]] = sub i32 [[TMP24]], [[TMP25]] ; X64-NEXT: br label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP26]], [[LOADBB2]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 13) ret i32 %call } define i32 @cmp14(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp14( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = icmp eq i32 [[TMP4]], [[TMP5]] ; X32-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[PHI_SRC1:%.*]] = phi i32 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP15:%.*]], [[LOADBB1]] ], [ [[TMP24:%.*]], [[LOADBB2:%.*]] ], [ [[TMP35:%.*]], [[LOADBB3:%.*]] ] ; X32-NEXT: [[PHI_SRC2:%.*]] = phi i32 [ [[TMP5]], [[LOADBB]] ], [ [[TMP16:%.*]], [[LOADBB1]] ], [ [[TMP25:%.*]], [[LOADBB2]] ], [ [[TMP36:%.*]], [[LOADBB3]] ] ; X32-NEXT: [[TMP7:%.*]] = icmp ult i32 [[PHI_SRC1]], [[PHI_SRC2]] ; X32-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 1 ; X32-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 1 ; X32-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X32-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X32-NEXT: [[TMP15]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X32-NEXT: [[TMP16]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X32-NEXT: [[TMP17:%.*]] = icmp eq i32 [[TMP15]], [[TMP16]] ; X32-NEXT: br i1 [[TMP17]], label [[LOADBB2]], label [[RES_BLOCK]] ; X32: loadbb2: ; X32-NEXT: [[TMP18:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP19:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP20:%.*]] = getelementptr i32, i32* [[TMP18]], i32 2 ; X32-NEXT: [[TMP21:%.*]] = getelementptr i32, i32* [[TMP19]], i32 2 ; X32-NEXT: [[TMP22:%.*]] = load i32, i32* [[TMP20]] ; X32-NEXT: [[TMP23:%.*]] = load i32, i32* [[TMP21]] ; X32-NEXT: [[TMP24]] = call i32 @llvm.bswap.i32(i32 [[TMP22]]) ; X32-NEXT: [[TMP25]] = call i32 @llvm.bswap.i32(i32 [[TMP23]]) ; X32-NEXT: [[TMP26:%.*]] = icmp eq i32 [[TMP24]], [[TMP25]] ; X32-NEXT: br i1 [[TMP26]], label [[LOADBB3]], label [[RES_BLOCK]] ; X32: loadbb3: ; X32-NEXT: [[TMP27:%.*]] = bitcast i8* [[X]] to i16* ; X32-NEXT: [[TMP28:%.*]] = bitcast i8* [[Y]] to i16* ; X32-NEXT: [[TMP29:%.*]] = getelementptr i16, i16* [[TMP27]], i16 6 ; X32-NEXT: [[TMP30:%.*]] = getelementptr i16, i16* [[TMP28]], i16 6 ; X32-NEXT: [[TMP31:%.*]] = load i16, i16* [[TMP29]] ; X32-NEXT: [[TMP32:%.*]] = load i16, i16* [[TMP30]] ; X32-NEXT: [[TMP33:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP31]]) ; X32-NEXT: [[TMP34:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP32]]) ; X32-NEXT: [[TMP35]] = zext i16 [[TMP33]] to i32 ; X32-NEXT: [[TMP36]] = zext i16 [[TMP34]] to i32 ; X32-NEXT: [[TMP37:%.*]] = icmp eq i32 [[TMP35]], [[TMP36]] ; X32-NEXT: br i1 [[TMP37]], label [[ENDBLOCK]], label [[RES_BLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB3]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp14( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP4]], [[TMP5]] ; X64-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[PHI_SRC1:%.*]] = phi i64 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP17:%.*]], [[LOADBB1]] ], [ [[TMP28:%.*]], [[LOADBB2:%.*]] ] ; X64-NEXT: [[PHI_SRC2:%.*]] = phi i64 [ [[TMP5]], [[LOADBB]] ], [ [[TMP18:%.*]], [[LOADBB1]] ], [ [[TMP29:%.*]], [[LOADBB2]] ] ; X64-NEXT: [[TMP7:%.*]] = icmp ult i64 [[PHI_SRC1]], [[PHI_SRC2]] ; X64-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X64-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X64-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 2 ; X64-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 2 ; X64-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X64-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X64-NEXT: [[TMP15:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X64-NEXT: [[TMP16:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X64-NEXT: [[TMP17]] = zext i32 [[TMP15]] to i64 ; X64-NEXT: [[TMP18]] = zext i32 [[TMP16]] to i64 ; X64-NEXT: [[TMP19:%.*]] = icmp eq i64 [[TMP17]], [[TMP18]] ; X64-NEXT: br i1 [[TMP19]], label [[LOADBB2]], label [[RES_BLOCK]] ; X64: loadbb2: ; X64-NEXT: [[TMP20:%.*]] = bitcast i8* [[X]] to i16* ; X64-NEXT: [[TMP21:%.*]] = bitcast i8* [[Y]] to i16* ; X64-NEXT: [[TMP22:%.*]] = getelementptr i16, i16* [[TMP20]], i16 6 ; X64-NEXT: [[TMP23:%.*]] = getelementptr i16, i16* [[TMP21]], i16 6 ; X64-NEXT: [[TMP24:%.*]] = load i16, i16* [[TMP22]] ; X64-NEXT: [[TMP25:%.*]] = load i16, i16* [[TMP23]] ; X64-NEXT: [[TMP26:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP24]]) ; X64-NEXT: [[TMP27:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP25]]) ; X64-NEXT: [[TMP28]] = zext i16 [[TMP26]] to i64 ; X64-NEXT: [[TMP29]] = zext i16 [[TMP27]] to i64 ; X64-NEXT: [[TMP30:%.*]] = icmp eq i64 [[TMP28]], [[TMP29]] ; X64-NEXT: br i1 [[TMP30]], label [[ENDBLOCK]], label [[RES_BLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB2]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 14) ret i32 %call } define i32 @cmp15(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp15( ; X32-NEXT: [[CALL:%.*]] = tail call i32 @memcmp(i8* [[X:%.*]], i8* [[Y:%.*]], i64 15) ; X32-NEXT: ret i32 [[CALL]] ; ; X64-LABEL: @cmp15( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP4]], [[TMP5]] ; X64-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[PHI_SRC1:%.*]] = phi i64 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP17:%.*]], [[LOADBB1]] ], [ [[TMP28:%.*]], [[LOADBB2:%.*]] ] ; X64-NEXT: [[PHI_SRC2:%.*]] = phi i64 [ [[TMP5]], [[LOADBB]] ], [ [[TMP18:%.*]], [[LOADBB1]] ], [ [[TMP29:%.*]], [[LOADBB2]] ] ; X64-NEXT: [[TMP7:%.*]] = icmp ult i64 [[PHI_SRC1]], [[PHI_SRC2]] ; X64-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X64-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X64-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 2 ; X64-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 2 ; X64-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X64-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X64-NEXT: [[TMP15:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X64-NEXT: [[TMP16:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X64-NEXT: [[TMP17]] = zext i32 [[TMP15]] to i64 ; X64-NEXT: [[TMP18]] = zext i32 [[TMP16]] to i64 ; X64-NEXT: [[TMP19:%.*]] = icmp eq i64 [[TMP17]], [[TMP18]] ; X64-NEXT: br i1 [[TMP19]], label [[LOADBB2]], label [[RES_BLOCK]] ; X64: loadbb2: ; X64-NEXT: [[TMP20:%.*]] = bitcast i8* [[X]] to i16* ; X64-NEXT: [[TMP21:%.*]] = bitcast i8* [[Y]] to i16* ; X64-NEXT: [[TMP22:%.*]] = getelementptr i16, i16* [[TMP20]], i16 6 ; X64-NEXT: [[TMP23:%.*]] = getelementptr i16, i16* [[TMP21]], i16 6 ; X64-NEXT: [[TMP24:%.*]] = load i16, i16* [[TMP22]] ; X64-NEXT: [[TMP25:%.*]] = load i16, i16* [[TMP23]] ; X64-NEXT: [[TMP26:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP24]]) ; X64-NEXT: [[TMP27:%.*]] = call i16 @llvm.bswap.i16(i16 [[TMP25]]) ; X64-NEXT: [[TMP28]] = zext i16 [[TMP26]] to i64 ; X64-NEXT: [[TMP29]] = zext i16 [[TMP27]] to i64 ; X64-NEXT: [[TMP30:%.*]] = icmp eq i64 [[TMP28]], [[TMP29]] ; X64-NEXT: br i1 [[TMP30]], label [[LOADBB3:%.*]], label [[RES_BLOCK]] ; X64: loadbb3: ; X64-NEXT: [[TMP31:%.*]] = getelementptr i8, i8* [[X]], i8 14 ; X64-NEXT: [[TMP32:%.*]] = getelementptr i8, i8* [[Y]], i8 14 ; X64-NEXT: [[TMP33:%.*]] = load i8, i8* [[TMP31]] ; X64-NEXT: [[TMP34:%.*]] = load i8, i8* [[TMP32]] ; X64-NEXT: [[TMP35:%.*]] = zext i8 [[TMP33]] to i32 ; X64-NEXT: [[TMP36:%.*]] = zext i8 [[TMP34]] to i32 ; X64-NEXT: [[TMP37:%.*]] = sub i32 [[TMP35]], [[TMP36]] ; X64-NEXT: br label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ [[TMP37]], [[LOADBB3]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 15) ret i32 %call } define i32 @cmp16(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp16( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP2]]) ; X32-NEXT: [[TMP5:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP3]]) ; X32-NEXT: [[TMP6:%.*]] = icmp eq i32 [[TMP4]], [[TMP5]] ; X32-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X32: res_block: ; X32-NEXT: [[PHI_SRC1:%.*]] = phi i32 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP15:%.*]], [[LOADBB1]] ], [ [[TMP24:%.*]], [[LOADBB2:%.*]] ], [ [[TMP33:%.*]], [[LOADBB3:%.*]] ] ; X32-NEXT: [[PHI_SRC2:%.*]] = phi i32 [ [[TMP5]], [[LOADBB]] ], [ [[TMP16:%.*]], [[LOADBB1]] ], [ [[TMP25:%.*]], [[LOADBB2]] ], [ [[TMP34:%.*]], [[LOADBB3]] ] ; X32-NEXT: [[TMP7:%.*]] = icmp ult i32 [[PHI_SRC1]], [[PHI_SRC2]] ; X32-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP11:%.*]] = getelementptr i32, i32* [[TMP9]], i32 1 ; X32-NEXT: [[TMP12:%.*]] = getelementptr i32, i32* [[TMP10]], i32 1 ; X32-NEXT: [[TMP13:%.*]] = load i32, i32* [[TMP11]] ; X32-NEXT: [[TMP14:%.*]] = load i32, i32* [[TMP12]] ; X32-NEXT: [[TMP15]] = call i32 @llvm.bswap.i32(i32 [[TMP13]]) ; X32-NEXT: [[TMP16]] = call i32 @llvm.bswap.i32(i32 [[TMP14]]) ; X32-NEXT: [[TMP17:%.*]] = icmp eq i32 [[TMP15]], [[TMP16]] ; X32-NEXT: br i1 [[TMP17]], label [[LOADBB2]], label [[RES_BLOCK]] ; X32: loadbb2: ; X32-NEXT: [[TMP18:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP19:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP20:%.*]] = getelementptr i32, i32* [[TMP18]], i32 2 ; X32-NEXT: [[TMP21:%.*]] = getelementptr i32, i32* [[TMP19]], i32 2 ; X32-NEXT: [[TMP22:%.*]] = load i32, i32* [[TMP20]] ; X32-NEXT: [[TMP23:%.*]] = load i32, i32* [[TMP21]] ; X32-NEXT: [[TMP24]] = call i32 @llvm.bswap.i32(i32 [[TMP22]]) ; X32-NEXT: [[TMP25]] = call i32 @llvm.bswap.i32(i32 [[TMP23]]) ; X32-NEXT: [[TMP26:%.*]] = icmp eq i32 [[TMP24]], [[TMP25]] ; X32-NEXT: br i1 [[TMP26]], label [[LOADBB3]], label [[RES_BLOCK]] ; X32: loadbb3: ; X32-NEXT: [[TMP27:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP28:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP29:%.*]] = getelementptr i32, i32* [[TMP27]], i32 3 ; X32-NEXT: [[TMP30:%.*]] = getelementptr i32, i32* [[TMP28]], i32 3 ; X32-NEXT: [[TMP31:%.*]] = load i32, i32* [[TMP29]] ; X32-NEXT: [[TMP32:%.*]] = load i32, i32* [[TMP30]] ; X32-NEXT: [[TMP33]] = call i32 @llvm.bswap.i32(i32 [[TMP31]]) ; X32-NEXT: [[TMP34]] = call i32 @llvm.bswap.i32(i32 [[TMP32]]) ; X32-NEXT: [[TMP35:%.*]] = icmp eq i32 [[TMP33]], [[TMP34]] ; X32-NEXT: br i1 [[TMP35]], label [[ENDBLOCK]], label [[RES_BLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB3]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X32-NEXT: ret i32 [[PHI_RES]] ; ; X64-LABEL: @cmp16( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP2]]) ; X64-NEXT: [[TMP5:%.*]] = call i64 @llvm.bswap.i64(i64 [[TMP3]]) ; X64-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP4]], [[TMP5]] ; X64-NEXT: br i1 [[TMP6]], label [[LOADBB1:%.*]], label [[RES_BLOCK:%.*]] ; X64: res_block: ; X64-NEXT: [[PHI_SRC1:%.*]] = phi i64 [ [[TMP4]], [[LOADBB:%.*]] ], [ [[TMP15:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[PHI_SRC2:%.*]] = phi i64 [ [[TMP5]], [[LOADBB]] ], [ [[TMP16:%.*]], [[LOADBB1]] ] ; X64-NEXT: [[TMP7:%.*]] = icmp ult i64 [[PHI_SRC1]], [[PHI_SRC2]] ; X64-NEXT: [[TMP8:%.*]] = select i1 [[TMP7]], i32 -1, i32 1 ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP9:%.*]] = bitcast i8* [[X]] to i64* ; X64-NEXT: [[TMP10:%.*]] = bitcast i8* [[Y]] to i64* ; X64-NEXT: [[TMP11:%.*]] = getelementptr i64, i64* [[TMP9]], i64 1 ; X64-NEXT: [[TMP12:%.*]] = getelementptr i64, i64* [[TMP10]], i64 1 ; X64-NEXT: [[TMP13:%.*]] = load i64, i64* [[TMP11]] ; X64-NEXT: [[TMP14:%.*]] = load i64, i64* [[TMP12]] ; X64-NEXT: [[TMP15]] = call i64 @llvm.bswap.i64(i64 [[TMP13]]) ; X64-NEXT: [[TMP16]] = call i64 @llvm.bswap.i64(i64 [[TMP14]]) ; X64-NEXT: [[TMP17:%.*]] = icmp eq i64 [[TMP15]], [[TMP16]] ; X64-NEXT: br i1 [[TMP17]], label [[ENDBLOCK]], label [[RES_BLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ [[TMP8]], [[RES_BLOCK]] ] ; X64-NEXT: ret i32 [[PHI_RES]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 16) ret i32 %call } define i32 @cmp_eq2(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; ALL-LABEL: @cmp_eq2( ; ALL-NEXT: [[TMP1:%.*]] = bitcast i8* [[X:%.*]] to i16* ; ALL-NEXT: [[TMP2:%.*]] = bitcast i8* [[Y:%.*]] to i16* ; ALL-NEXT: [[TMP3:%.*]] = load i16, i16* [[TMP1]] ; ALL-NEXT: [[TMP4:%.*]] = load i16, i16* [[TMP2]] ; ALL-NEXT: [[TMP5:%.*]] = icmp ne i16 [[TMP3]], [[TMP4]] ; ALL-NEXT: [[TMP6:%.*]] = zext i1 [[TMP5]] to i32 ; ALL-NEXT: [[CMP:%.*]] = icmp eq i32 [[TMP6]], 0 ; ALL-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; ALL-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 2) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq3(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; ALL-LABEL: @cmp_eq3( ; ALL-NEXT: loadbb: ; ALL-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i16* ; ALL-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i16* ; ALL-NEXT: [[TMP2:%.*]] = load i16, i16* [[TMP0]] ; ALL-NEXT: [[TMP3:%.*]] = load i16, i16* [[TMP1]] ; ALL-NEXT: [[TMP4:%.*]] = icmp ne i16 [[TMP2]], [[TMP3]] ; ALL-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; ALL: res_block: ; ALL-NEXT: br label [[ENDBLOCK:%.*]] ; ALL: loadbb1: ; ALL-NEXT: [[TMP5:%.*]] = getelementptr i8, i8* [[X]], i8 2 ; ALL-NEXT: [[TMP6:%.*]] = getelementptr i8, i8* [[Y]], i8 2 ; ALL-NEXT: [[TMP7:%.*]] = load i8, i8* [[TMP5]] ; ALL-NEXT: [[TMP8:%.*]] = load i8, i8* [[TMP6]] ; ALL-NEXT: [[TMP9:%.*]] = icmp ne i8 [[TMP7]], [[TMP8]] ; ALL-NEXT: br i1 [[TMP9]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; ALL: endblock: ; ALL-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ 1, [[RES_BLOCK]] ] ; ALL-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; ALL-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; ALL-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 3) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq4(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; ALL-LABEL: @cmp_eq4( ; ALL-NEXT: [[TMP1:%.*]] = bitcast i8* [[X:%.*]] to i32* ; ALL-NEXT: [[TMP2:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; ALL-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; ALL-NEXT: [[TMP4:%.*]] = load i32, i32* [[TMP2]] ; ALL-NEXT: [[TMP5:%.*]] = icmp ne i32 [[TMP3]], [[TMP4]] ; ALL-NEXT: [[TMP6:%.*]] = zext i1 [[TMP5]] to i32 ; ALL-NEXT: [[CMP:%.*]] = icmp eq i32 [[TMP6]], 0 ; ALL-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; ALL-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 4) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq5(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; ALL-LABEL: @cmp_eq5( ; ALL-NEXT: loadbb: ; ALL-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; ALL-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; ALL-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; ALL-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; ALL-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP2]], [[TMP3]] ; ALL-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; ALL: res_block: ; ALL-NEXT: br label [[ENDBLOCK:%.*]] ; ALL: loadbb1: ; ALL-NEXT: [[TMP5:%.*]] = getelementptr i8, i8* [[X]], i8 4 ; ALL-NEXT: [[TMP6:%.*]] = getelementptr i8, i8* [[Y]], i8 4 ; ALL-NEXT: [[TMP7:%.*]] = load i8, i8* [[TMP5]] ; ALL-NEXT: [[TMP8:%.*]] = load i8, i8* [[TMP6]] ; ALL-NEXT: [[TMP9:%.*]] = icmp ne i8 [[TMP7]], [[TMP8]] ; ALL-NEXT: br i1 [[TMP9]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; ALL: endblock: ; ALL-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ 1, [[RES_BLOCK]] ] ; ALL-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; ALL-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; ALL-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 5) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq6(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; ALL-LABEL: @cmp_eq6( ; ALL-NEXT: loadbb: ; ALL-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; ALL-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; ALL-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; ALL-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; ALL-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP2]], [[TMP3]] ; ALL-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; ALL: res_block: ; ALL-NEXT: br label [[ENDBLOCK:%.*]] ; ALL: loadbb1: ; ALL-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i16* ; ALL-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i16* ; ALL-NEXT: [[TMP7:%.*]] = getelementptr i16, i16* [[TMP5]], i16 2 ; ALL-NEXT: [[TMP8:%.*]] = getelementptr i16, i16* [[TMP6]], i16 2 ; ALL-NEXT: [[TMP9:%.*]] = load i16, i16* [[TMP7]] ; ALL-NEXT: [[TMP10:%.*]] = load i16, i16* [[TMP8]] ; ALL-NEXT: [[TMP11:%.*]] = icmp ne i16 [[TMP9]], [[TMP10]] ; ALL-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; ALL: endblock: ; ALL-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ 1, [[RES_BLOCK]] ] ; ALL-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; ALL-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; ALL-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 6) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq7(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; ALL-LABEL: @cmp_eq7( ; ALL-NEXT: loadbb: ; ALL-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; ALL-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; ALL-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; ALL-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; ALL-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP2]], [[TMP3]] ; ALL-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; ALL: res_block: ; ALL-NEXT: br label [[ENDBLOCK:%.*]] ; ALL: loadbb1: ; ALL-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i16* ; ALL-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i16* ; ALL-NEXT: [[TMP7:%.*]] = getelementptr i16, i16* [[TMP5]], i16 2 ; ALL-NEXT: [[TMP8:%.*]] = getelementptr i16, i16* [[TMP6]], i16 2 ; ALL-NEXT: [[TMP9:%.*]] = load i16, i16* [[TMP7]] ; ALL-NEXT: [[TMP10:%.*]] = load i16, i16* [[TMP8]] ; ALL-NEXT: [[TMP11:%.*]] = icmp ne i16 [[TMP9]], [[TMP10]] ; ALL-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; ALL: loadbb2: ; ALL-NEXT: [[TMP12:%.*]] = getelementptr i8, i8* [[X]], i8 6 ; ALL-NEXT: [[TMP13:%.*]] = getelementptr i8, i8* [[Y]], i8 6 ; ALL-NEXT: [[TMP14:%.*]] = load i8, i8* [[TMP12]] ; ALL-NEXT: [[TMP15:%.*]] = load i8, i8* [[TMP13]] ; ALL-NEXT: [[TMP16:%.*]] = icmp ne i8 [[TMP14]], [[TMP15]] ; ALL-NEXT: br i1 [[TMP16]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; ALL: endblock: ; ALL-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB2]] ], [ 1, [[RES_BLOCK]] ] ; ALL-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; ALL-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; ALL-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 7) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq8(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp_eq8( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP2]], [[TMP3]] ; X32-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X32: res_block: ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 1 ; X32-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 1 ; X32-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X32-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X32-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X32-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ 1, [[RES_BLOCK]] ] ; X32-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X32-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X32-NEXT: ret i32 [[CONV]] ; ; X64-LABEL: @cmp_eq8( ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = load i64, i64* [[TMP2]] ; X64-NEXT: [[TMP5:%.*]] = icmp ne i64 [[TMP3]], [[TMP4]] ; X64-NEXT: [[TMP6:%.*]] = zext i1 [[TMP5]] to i32 ; X64-NEXT: [[CMP:%.*]] = icmp eq i32 [[TMP6]], 0 ; X64-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X64-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 8) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq9(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp_eq9( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP2]], [[TMP3]] ; X32-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X32: res_block: ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 1 ; X32-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 1 ; X32-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X32-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X32-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X32-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; X32: loadbb2: ; X32-NEXT: [[TMP12:%.*]] = getelementptr i8, i8* [[X]], i8 8 ; X32-NEXT: [[TMP13:%.*]] = getelementptr i8, i8* [[Y]], i8 8 ; X32-NEXT: [[TMP14:%.*]] = load i8, i8* [[TMP12]] ; X32-NEXT: [[TMP15:%.*]] = load i8, i8* [[TMP13]] ; X32-NEXT: [[TMP16:%.*]] = icmp ne i8 [[TMP14]], [[TMP15]] ; X32-NEXT: br i1 [[TMP16]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB2]] ], [ 1, [[RES_BLOCK]] ] ; X32-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X32-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X32-NEXT: ret i32 [[CONV]] ; ; X64-LABEL: @cmp_eq9( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = icmp ne i64 [[TMP2]], [[TMP3]] ; X64-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X64: res_block: ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP5:%.*]] = getelementptr i8, i8* [[X]], i8 8 ; X64-NEXT: [[TMP6:%.*]] = getelementptr i8, i8* [[Y]], i8 8 ; X64-NEXT: [[TMP7:%.*]] = load i8, i8* [[TMP5]] ; X64-NEXT: [[TMP8:%.*]] = load i8, i8* [[TMP6]] ; X64-NEXT: [[TMP9:%.*]] = icmp ne i8 [[TMP7]], [[TMP8]] ; X64-NEXT: br i1 [[TMP9]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ 1, [[RES_BLOCK]] ] ; X64-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X64-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X64-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 9) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq10(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp_eq10( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP2]], [[TMP3]] ; X32-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X32: res_block: ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 1 ; X32-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 1 ; X32-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X32-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X32-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X32-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; X32: loadbb2: ; X32-NEXT: [[TMP12:%.*]] = bitcast i8* [[X]] to i16* ; X32-NEXT: [[TMP13:%.*]] = bitcast i8* [[Y]] to i16* ; X32-NEXT: [[TMP14:%.*]] = getelementptr i16, i16* [[TMP12]], i16 4 ; X32-NEXT: [[TMP15:%.*]] = getelementptr i16, i16* [[TMP13]], i16 4 ; X32-NEXT: [[TMP16:%.*]] = load i16, i16* [[TMP14]] ; X32-NEXT: [[TMP17:%.*]] = load i16, i16* [[TMP15]] ; X32-NEXT: [[TMP18:%.*]] = icmp ne i16 [[TMP16]], [[TMP17]] ; X32-NEXT: br i1 [[TMP18]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB2]] ], [ 1, [[RES_BLOCK]] ] ; X32-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X32-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X32-NEXT: ret i32 [[CONV]] ; ; X64-LABEL: @cmp_eq10( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = icmp ne i64 [[TMP2]], [[TMP3]] ; X64-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X64: res_block: ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i16* ; X64-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i16* ; X64-NEXT: [[TMP7:%.*]] = getelementptr i16, i16* [[TMP5]], i16 4 ; X64-NEXT: [[TMP8:%.*]] = getelementptr i16, i16* [[TMP6]], i16 4 ; X64-NEXT: [[TMP9:%.*]] = load i16, i16* [[TMP7]] ; X64-NEXT: [[TMP10:%.*]] = load i16, i16* [[TMP8]] ; X64-NEXT: [[TMP11:%.*]] = icmp ne i16 [[TMP9]], [[TMP10]] ; X64-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ 1, [[RES_BLOCK]] ] ; X64-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X64-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X64-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 10) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq11(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp_eq11( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP2]], [[TMP3]] ; X32-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X32: res_block: ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 1 ; X32-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 1 ; X32-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X32-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X32-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X32-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; X32: loadbb2: ; X32-NEXT: [[TMP12:%.*]] = bitcast i8* [[X]] to i16* ; X32-NEXT: [[TMP13:%.*]] = bitcast i8* [[Y]] to i16* ; X32-NEXT: [[TMP14:%.*]] = getelementptr i16, i16* [[TMP12]], i16 4 ; X32-NEXT: [[TMP15:%.*]] = getelementptr i16, i16* [[TMP13]], i16 4 ; X32-NEXT: [[TMP16:%.*]] = load i16, i16* [[TMP14]] ; X32-NEXT: [[TMP17:%.*]] = load i16, i16* [[TMP15]] ; X32-NEXT: [[TMP18:%.*]] = icmp ne i16 [[TMP16]], [[TMP17]] ; X32-NEXT: br i1 [[TMP18]], label [[RES_BLOCK]], label [[LOADBB3:%.*]] ; X32: loadbb3: ; X32-NEXT: [[TMP19:%.*]] = getelementptr i8, i8* [[X]], i8 10 ; X32-NEXT: [[TMP20:%.*]] = getelementptr i8, i8* [[Y]], i8 10 ; X32-NEXT: [[TMP21:%.*]] = load i8, i8* [[TMP19]] ; X32-NEXT: [[TMP22:%.*]] = load i8, i8* [[TMP20]] ; X32-NEXT: [[TMP23:%.*]] = icmp ne i8 [[TMP21]], [[TMP22]] ; X32-NEXT: br i1 [[TMP23]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB3]] ], [ 1, [[RES_BLOCK]] ] ; X32-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X32-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X32-NEXT: ret i32 [[CONV]] ; ; X64-LABEL: @cmp_eq11( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = icmp ne i64 [[TMP2]], [[TMP3]] ; X64-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X64: res_block: ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i16* ; X64-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i16* ; X64-NEXT: [[TMP7:%.*]] = getelementptr i16, i16* [[TMP5]], i16 4 ; X64-NEXT: [[TMP8:%.*]] = getelementptr i16, i16* [[TMP6]], i16 4 ; X64-NEXT: [[TMP9:%.*]] = load i16, i16* [[TMP7]] ; X64-NEXT: [[TMP10:%.*]] = load i16, i16* [[TMP8]] ; X64-NEXT: [[TMP11:%.*]] = icmp ne i16 [[TMP9]], [[TMP10]] ; X64-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; X64: loadbb2: ; X64-NEXT: [[TMP12:%.*]] = getelementptr i8, i8* [[X]], i8 10 ; X64-NEXT: [[TMP13:%.*]] = getelementptr i8, i8* [[Y]], i8 10 ; X64-NEXT: [[TMP14:%.*]] = load i8, i8* [[TMP12]] ; X64-NEXT: [[TMP15:%.*]] = load i8, i8* [[TMP13]] ; X64-NEXT: [[TMP16:%.*]] = icmp ne i8 [[TMP14]], [[TMP15]] ; X64-NEXT: br i1 [[TMP16]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB2]] ], [ 1, [[RES_BLOCK]] ] ; X64-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X64-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X64-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 11) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq12(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp_eq12( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP2]], [[TMP3]] ; X32-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X32: res_block: ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 1 ; X32-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 1 ; X32-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X32-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X32-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X32-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; X32: loadbb2: ; X32-NEXT: [[TMP12:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP13:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP14:%.*]] = getelementptr i32, i32* [[TMP12]], i32 2 ; X32-NEXT: [[TMP15:%.*]] = getelementptr i32, i32* [[TMP13]], i32 2 ; X32-NEXT: [[TMP16:%.*]] = load i32, i32* [[TMP14]] ; X32-NEXT: [[TMP17:%.*]] = load i32, i32* [[TMP15]] ; X32-NEXT: [[TMP18:%.*]] = icmp ne i32 [[TMP16]], [[TMP17]] ; X32-NEXT: br i1 [[TMP18]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB2]] ], [ 1, [[RES_BLOCK]] ] ; X32-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X32-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X32-NEXT: ret i32 [[CONV]] ; ; X64-LABEL: @cmp_eq12( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = icmp ne i64 [[TMP2]], [[TMP3]] ; X64-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X64: res_block: ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X64-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X64-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 2 ; X64-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 2 ; X64-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X64-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X64-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X64-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ 1, [[RES_BLOCK]] ] ; X64-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X64-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X64-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 12) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq13(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp_eq13( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP2]], [[TMP3]] ; X32-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X32: res_block: ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 1 ; X32-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 1 ; X32-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X32-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X32-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X32-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; X32: loadbb2: ; X32-NEXT: [[TMP12:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP13:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP14:%.*]] = getelementptr i32, i32* [[TMP12]], i32 2 ; X32-NEXT: [[TMP15:%.*]] = getelementptr i32, i32* [[TMP13]], i32 2 ; X32-NEXT: [[TMP16:%.*]] = load i32, i32* [[TMP14]] ; X32-NEXT: [[TMP17:%.*]] = load i32, i32* [[TMP15]] ; X32-NEXT: [[TMP18:%.*]] = icmp ne i32 [[TMP16]], [[TMP17]] ; X32-NEXT: br i1 [[TMP18]], label [[RES_BLOCK]], label [[LOADBB3:%.*]] ; X32: loadbb3: ; X32-NEXT: [[TMP19:%.*]] = getelementptr i8, i8* [[X]], i8 12 ; X32-NEXT: [[TMP20:%.*]] = getelementptr i8, i8* [[Y]], i8 12 ; X32-NEXT: [[TMP21:%.*]] = load i8, i8* [[TMP19]] ; X32-NEXT: [[TMP22:%.*]] = load i8, i8* [[TMP20]] ; X32-NEXT: [[TMP23:%.*]] = icmp ne i8 [[TMP21]], [[TMP22]] ; X32-NEXT: br i1 [[TMP23]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB3]] ], [ 1, [[RES_BLOCK]] ] ; X32-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X32-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X32-NEXT: ret i32 [[CONV]] ; ; X64-LABEL: @cmp_eq13( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = icmp ne i64 [[TMP2]], [[TMP3]] ; X64-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X64: res_block: ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X64-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X64-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 2 ; X64-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 2 ; X64-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X64-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X64-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X64-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; X64: loadbb2: ; X64-NEXT: [[TMP12:%.*]] = getelementptr i8, i8* [[X]], i8 12 ; X64-NEXT: [[TMP13:%.*]] = getelementptr i8, i8* [[Y]], i8 12 ; X64-NEXT: [[TMP14:%.*]] = load i8, i8* [[TMP12]] ; X64-NEXT: [[TMP15:%.*]] = load i8, i8* [[TMP13]] ; X64-NEXT: [[TMP16:%.*]] = icmp ne i8 [[TMP14]], [[TMP15]] ; X64-NEXT: br i1 [[TMP16]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB2]] ], [ 1, [[RES_BLOCK]] ] ; X64-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X64-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X64-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 13) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq14(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp_eq14( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP2]], [[TMP3]] ; X32-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X32: res_block: ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 1 ; X32-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 1 ; X32-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X32-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X32-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X32-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; X32: loadbb2: ; X32-NEXT: [[TMP12:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP13:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP14:%.*]] = getelementptr i32, i32* [[TMP12]], i32 2 ; X32-NEXT: [[TMP15:%.*]] = getelementptr i32, i32* [[TMP13]], i32 2 ; X32-NEXT: [[TMP16:%.*]] = load i32, i32* [[TMP14]] ; X32-NEXT: [[TMP17:%.*]] = load i32, i32* [[TMP15]] ; X32-NEXT: [[TMP18:%.*]] = icmp ne i32 [[TMP16]], [[TMP17]] ; X32-NEXT: br i1 [[TMP18]], label [[RES_BLOCK]], label [[LOADBB3:%.*]] ; X32: loadbb3: ; X32-NEXT: [[TMP19:%.*]] = bitcast i8* [[X]] to i16* ; X32-NEXT: [[TMP20:%.*]] = bitcast i8* [[Y]] to i16* ; X32-NEXT: [[TMP21:%.*]] = getelementptr i16, i16* [[TMP19]], i16 6 ; X32-NEXT: [[TMP22:%.*]] = getelementptr i16, i16* [[TMP20]], i16 6 ; X32-NEXT: [[TMP23:%.*]] = load i16, i16* [[TMP21]] ; X32-NEXT: [[TMP24:%.*]] = load i16, i16* [[TMP22]] ; X32-NEXT: [[TMP25:%.*]] = icmp ne i16 [[TMP23]], [[TMP24]] ; X32-NEXT: br i1 [[TMP25]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB3]] ], [ 1, [[RES_BLOCK]] ] ; X32-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X32-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X32-NEXT: ret i32 [[CONV]] ; ; X64-LABEL: @cmp_eq14( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = icmp ne i64 [[TMP2]], [[TMP3]] ; X64-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X64: res_block: ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X64-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X64-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 2 ; X64-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 2 ; X64-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X64-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X64-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X64-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; X64: loadbb2: ; X64-NEXT: [[TMP12:%.*]] = bitcast i8* [[X]] to i16* ; X64-NEXT: [[TMP13:%.*]] = bitcast i8* [[Y]] to i16* ; X64-NEXT: [[TMP14:%.*]] = getelementptr i16, i16* [[TMP12]], i16 6 ; X64-NEXT: [[TMP15:%.*]] = getelementptr i16, i16* [[TMP13]], i16 6 ; X64-NEXT: [[TMP16:%.*]] = load i16, i16* [[TMP14]] ; X64-NEXT: [[TMP17:%.*]] = load i16, i16* [[TMP15]] ; X64-NEXT: [[TMP18:%.*]] = icmp ne i16 [[TMP16]], [[TMP17]] ; X64-NEXT: br i1 [[TMP18]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB2]] ], [ 1, [[RES_BLOCK]] ] ; X64-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X64-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X64-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 14) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq15(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp_eq15( ; X32-NEXT: [[CALL:%.*]] = tail call i32 @memcmp(i8* [[X:%.*]], i8* [[Y:%.*]], i64 15) ; X32-NEXT: [[CMP:%.*]] = icmp eq i32 [[CALL]], 0 ; X32-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X32-NEXT: ret i32 [[CONV]] ; ; X64-LABEL: @cmp_eq15( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = icmp ne i64 [[TMP2]], [[TMP3]] ; X64-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X64: res_block: ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X64-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X64-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 2 ; X64-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 2 ; X64-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X64-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X64-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X64-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; X64: loadbb2: ; X64-NEXT: [[TMP12:%.*]] = bitcast i8* [[X]] to i16* ; X64-NEXT: [[TMP13:%.*]] = bitcast i8* [[Y]] to i16* ; X64-NEXT: [[TMP14:%.*]] = getelementptr i16, i16* [[TMP12]], i16 6 ; X64-NEXT: [[TMP15:%.*]] = getelementptr i16, i16* [[TMP13]], i16 6 ; X64-NEXT: [[TMP16:%.*]] = load i16, i16* [[TMP14]] ; X64-NEXT: [[TMP17:%.*]] = load i16, i16* [[TMP15]] ; X64-NEXT: [[TMP18:%.*]] = icmp ne i16 [[TMP16]], [[TMP17]] ; X64-NEXT: br i1 [[TMP18]], label [[RES_BLOCK]], label [[LOADBB3:%.*]] ; X64: loadbb3: ; X64-NEXT: [[TMP19:%.*]] = getelementptr i8, i8* [[X]], i8 14 ; X64-NEXT: [[TMP20:%.*]] = getelementptr i8, i8* [[Y]], i8 14 ; X64-NEXT: [[TMP21:%.*]] = load i8, i8* [[TMP19]] ; X64-NEXT: [[TMP22:%.*]] = load i8, i8* [[TMP20]] ; X64-NEXT: [[TMP23:%.*]] = icmp ne i8 [[TMP21]], [[TMP22]] ; X64-NEXT: br i1 [[TMP23]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB3]] ], [ 1, [[RES_BLOCK]] ] ; X64-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X64-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X64-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 15) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv } define i32 @cmp_eq16(i8* nocapture readonly %x, i8* nocapture readonly %y) { ; X32-LABEL: @cmp_eq16( ; X32-NEXT: loadbb: ; X32-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i32* ; X32-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i32* ; X32-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]] ; X32-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]] ; X32-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP2]], [[TMP3]] ; X32-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X32: res_block: ; X32-NEXT: br label [[ENDBLOCK:%.*]] ; X32: loadbb1: ; X32-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP7:%.*]] = getelementptr i32, i32* [[TMP5]], i32 1 ; X32-NEXT: [[TMP8:%.*]] = getelementptr i32, i32* [[TMP6]], i32 1 ; X32-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP7]] ; X32-NEXT: [[TMP10:%.*]] = load i32, i32* [[TMP8]] ; X32-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], [[TMP10]] ; X32-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[LOADBB2:%.*]] ; X32: loadbb2: ; X32-NEXT: [[TMP12:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP13:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP14:%.*]] = getelementptr i32, i32* [[TMP12]], i32 2 ; X32-NEXT: [[TMP15:%.*]] = getelementptr i32, i32* [[TMP13]], i32 2 ; X32-NEXT: [[TMP16:%.*]] = load i32, i32* [[TMP14]] ; X32-NEXT: [[TMP17:%.*]] = load i32, i32* [[TMP15]] ; X32-NEXT: [[TMP18:%.*]] = icmp ne i32 [[TMP16]], [[TMP17]] ; X32-NEXT: br i1 [[TMP18]], label [[RES_BLOCK]], label [[LOADBB3:%.*]] ; X32: loadbb3: ; X32-NEXT: [[TMP19:%.*]] = bitcast i8* [[X]] to i32* ; X32-NEXT: [[TMP20:%.*]] = bitcast i8* [[Y]] to i32* ; X32-NEXT: [[TMP21:%.*]] = getelementptr i32, i32* [[TMP19]], i32 3 ; X32-NEXT: [[TMP22:%.*]] = getelementptr i32, i32* [[TMP20]], i32 3 ; X32-NEXT: [[TMP23:%.*]] = load i32, i32* [[TMP21]] ; X32-NEXT: [[TMP24:%.*]] = load i32, i32* [[TMP22]] ; X32-NEXT: [[TMP25:%.*]] = icmp ne i32 [[TMP23]], [[TMP24]] ; X32-NEXT: br i1 [[TMP25]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X32: endblock: ; X32-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB3]] ], [ 1, [[RES_BLOCK]] ] ; X32-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X32-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X32-NEXT: ret i32 [[CONV]] ; ; X64-LABEL: @cmp_eq16( ; X64-NEXT: loadbb: ; X64-NEXT: [[TMP0:%.*]] = bitcast i8* [[X:%.*]] to i64* ; X64-NEXT: [[TMP1:%.*]] = bitcast i8* [[Y:%.*]] to i64* ; X64-NEXT: [[TMP2:%.*]] = load i64, i64* [[TMP0]] ; X64-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP1]] ; X64-NEXT: [[TMP4:%.*]] = icmp ne i64 [[TMP2]], [[TMP3]] ; X64-NEXT: br i1 [[TMP4]], label [[RES_BLOCK:%.*]], label [[LOADBB1:%.*]] ; X64: res_block: ; X64-NEXT: br label [[ENDBLOCK:%.*]] ; X64: loadbb1: ; X64-NEXT: [[TMP5:%.*]] = bitcast i8* [[X]] to i64* ; X64-NEXT: [[TMP6:%.*]] = bitcast i8* [[Y]] to i64* ; X64-NEXT: [[TMP7:%.*]] = getelementptr i64, i64* [[TMP5]], i64 1 ; X64-NEXT: [[TMP8:%.*]] = getelementptr i64, i64* [[TMP6]], i64 1 ; X64-NEXT: [[TMP9:%.*]] = load i64, i64* [[TMP7]] ; X64-NEXT: [[TMP10:%.*]] = load i64, i64* [[TMP8]] ; X64-NEXT: [[TMP11:%.*]] = icmp ne i64 [[TMP9]], [[TMP10]] ; X64-NEXT: br i1 [[TMP11]], label [[RES_BLOCK]], label [[ENDBLOCK]] ; X64: endblock: ; X64-NEXT: [[PHI_RES:%.*]] = phi i32 [ 0, [[LOADBB1]] ], [ 1, [[RES_BLOCK]] ] ; X64-NEXT: [[CMP:%.*]] = icmp eq i32 [[PHI_RES]], 0 ; X64-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32 ; X64-NEXT: ret i32 [[CONV]] ; %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 16) %cmp = icmp eq i32 %call, 0 %conv = zext i1 %cmp to i32 ret i32 %conv }