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-rw-r--r--test/Transforms/InstCombine/X86/x86-vec_demanded_elts.ll110
1 files changed, 110 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/X86/x86-vec_demanded_elts.ll b/test/Transforms/InstCombine/X86/x86-vec_demanded_elts.ll
new file mode 100644
index 000000000000..5ad8e767d767
--- /dev/null
+++ b/test/Transforms/InstCombine/X86/x86-vec_demanded_elts.ll
@@ -0,0 +1,110 @@
+; RUN: opt < %s -instcombine -S | FileCheck %s
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+
+define i16 @test1(float %f) {
+; CHECK-LABEL: @test1(
+; CHECK-NEXT: [[TMP281:%.*]] = fadd float %f, -1.000000e+00
+; CHECK-NEXT: [[TMP373:%.*]] = fmul float [[TMP281]], 5.000000e-01
+; CHECK-NEXT: [[TMP374:%.*]] = insertelement <4 x float> undef, float [[TMP373]], i32 0
+; CHECK-NEXT: [[TMP48:%.*]] = tail call <4 x float> @llvm.x86.sse.min.ss(<4 x float> [[TMP374]], <4 x float> <float 6.553500e+04, float undef, float undef, float undef>)
+; CHECK-NEXT: [[TMP59:%.*]] = tail call <4 x float> @llvm.x86.sse.max.ss(<4 x float> [[TMP48]], <4 x float> <float 0.000000e+00, float undef, float undef, float undef>)
+; CHECK-NEXT: [[TMP_UPGRD_1:%.*]] = tail call i32 @llvm.x86.sse.cvttss2si(<4 x float> [[TMP59]])
+; CHECK-NEXT: [[TMP69:%.*]] = trunc i32 [[TMP_UPGRD_1]] to i16
+; CHECK-NEXT: ret i16 [[TMP69]]
+;
+ %tmp = insertelement <4 x float> undef, float %f, i32 0
+ %tmp10 = insertelement <4 x float> %tmp, float 0.000000e+00, i32 1
+ %tmp11 = insertelement <4 x float> %tmp10, float 0.000000e+00, i32 2
+ %tmp12 = insertelement <4 x float> %tmp11, float 0.000000e+00, i32 3
+ %tmp28 = tail call <4 x float> @llvm.x86.sse.sub.ss( <4 x float> %tmp12, <4 x float> < float 1.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > )
+ %tmp37 = tail call <4 x float> @llvm.x86.sse.mul.ss( <4 x float> %tmp28, <4 x float> < float 5.000000e-01, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > )
+ %tmp48 = tail call <4 x float> @llvm.x86.sse.min.ss( <4 x float> %tmp37, <4 x float> < float 6.553500e+04, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > )
+ %tmp59 = tail call <4 x float> @llvm.x86.sse.max.ss( <4 x float> %tmp48, <4 x float> zeroinitializer )
+ %tmp.upgrd.1 = tail call i32 @llvm.x86.sse.cvttss2si( <4 x float> %tmp59 )
+ %tmp69 = trunc i32 %tmp.upgrd.1 to i16
+ ret i16 %tmp69
+}
+
+define i64 @test3(float %f, double %d) {
+; CHECK-LABEL: @test3(
+; CHECK-NEXT: [[V00:%.*]] = insertelement <4 x float> undef, float %f, i32 0
+; CHECK-NEXT: [[TMP0:%.*]] = tail call i32 @llvm.x86.sse.cvtss2si(<4 x float> [[V00]])
+; CHECK-NEXT: [[V10:%.*]] = insertelement <4 x float> undef, float %f, i32 0
+; CHECK-NEXT: [[TMP1:%.*]] = tail call i64 @llvm.x86.sse.cvtss2si64(<4 x float> [[V10]])
+; CHECK-NEXT: [[V20:%.*]] = insertelement <4 x float> undef, float %f, i32 0
+; CHECK-NEXT: [[TMP2:%.*]] = tail call i32 @llvm.x86.sse.cvttss2si(<4 x float> [[V20]])
+; CHECK-NEXT: [[V30:%.*]] = insertelement <4 x float> undef, float %f, i32 0
+; CHECK-NEXT: [[TMP3:%.*]] = tail call i64 @llvm.x86.sse.cvttss2si64(<4 x float> [[V30]])
+; CHECK-NEXT: [[V40:%.*]] = insertelement <2 x double> undef, double %d, i32 0
+; CHECK-NEXT: [[TMP4:%.*]] = tail call i32 @llvm.x86.sse2.cvtsd2si(<2 x double> [[V40]])
+; CHECK-NEXT: [[V50:%.*]] = insertelement <2 x double> undef, double %d, i32 0
+; CHECK-NEXT: [[TMP5:%.*]] = tail call i64 @llvm.x86.sse2.cvtsd2si64(<2 x double> [[V50]])
+; CHECK-NEXT: [[V60:%.*]] = insertelement <2 x double> undef, double %d, i32 0
+; CHECK-NEXT: [[TMP6:%.*]] = tail call i32 @llvm.x86.sse2.cvttsd2si(<2 x double> [[V60]])
+; CHECK-NEXT: [[V70:%.*]] = insertelement <2 x double> undef, double %d, i32 0
+; CHECK-NEXT: [[TMP7:%.*]] = tail call i64 @llvm.x86.sse2.cvttsd2si64(<2 x double> [[V70]])
+; CHECK-NEXT: [[TMP8:%.*]] = add i32 [[TMP0]], [[TMP2]]
+; CHECK-NEXT: [[TMP9:%.*]] = add i32 [[TMP4]], [[TMP6]]
+; CHECK-NEXT: [[TMP10:%.*]] = add i32 [[TMP8]], [[TMP9]]
+; CHECK-NEXT: [[TMP11:%.*]] = sext i32 [[TMP10]] to i64
+; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[TMP1]], [[TMP3]]
+; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[TMP5]], [[TMP7]]
+; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[TMP12]], [[TMP13]]
+; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[TMP14]], [[TMP11]]
+; CHECK-NEXT: ret i64 [[TMP15]]
+;
+ %v00 = insertelement <4 x float> undef, float %f, i32 0
+ %v01 = insertelement <4 x float> %v00, float 0.000000e+00, i32 1
+ %v02 = insertelement <4 x float> %v01, float 0.000000e+00, i32 2
+ %v03 = insertelement <4 x float> %v02, float 0.000000e+00, i32 3
+ %tmp0 = tail call i32 @llvm.x86.sse.cvtss2si(<4 x float> %v03)
+ %v10 = insertelement <4 x float> undef, float %f, i32 0
+ %v11 = insertelement <4 x float> %v10, float 0.000000e+00, i32 1
+ %v12 = insertelement <4 x float> %v11, float 0.000000e+00, i32 2
+ %v13 = insertelement <4 x float> %v12, float 0.000000e+00, i32 3
+ %tmp1 = tail call i64 @llvm.x86.sse.cvtss2si64(<4 x float> %v13)
+ %v20 = insertelement <4 x float> undef, float %f, i32 0
+ %v21 = insertelement <4 x float> %v20, float 0.000000e+00, i32 1
+ %v22 = insertelement <4 x float> %v21, float 0.000000e+00, i32 2
+ %v23 = insertelement <4 x float> %v22, float 0.000000e+00, i32 3
+ %tmp2 = tail call i32 @llvm.x86.sse.cvttss2si(<4 x float> %v23)
+ %v30 = insertelement <4 x float> undef, float %f, i32 0
+ %v31 = insertelement <4 x float> %v30, float 0.000000e+00, i32 1
+ %v32 = insertelement <4 x float> %v31, float 0.000000e+00, i32 2
+ %v33 = insertelement <4 x float> %v32, float 0.000000e+00, i32 3
+ %tmp3 = tail call i64 @llvm.x86.sse.cvttss2si64(<4 x float> %v33)
+ %v40 = insertelement <2 x double> undef, double %d, i32 0
+ %v41 = insertelement <2 x double> %v40, double 0.000000e+00, i32 1
+ %tmp4 = tail call i32 @llvm.x86.sse2.cvtsd2si(<2 x double> %v41)
+ %v50 = insertelement <2 x double> undef, double %d, i32 0
+ %v51 = insertelement <2 x double> %v50, double 0.000000e+00, i32 1
+ %tmp5 = tail call i64 @llvm.x86.sse2.cvtsd2si64(<2 x double> %v51)
+ %v60 = insertelement <2 x double> undef, double %d, i32 0
+ %v61 = insertelement <2 x double> %v60, double 0.000000e+00, i32 1
+ %tmp6 = tail call i32 @llvm.x86.sse2.cvttsd2si(<2 x double> %v61)
+ %v70 = insertelement <2 x double> undef, double %d, i32 0
+ %v71 = insertelement <2 x double> %v70, double 0.000000e+00, i32 1
+ %tmp7 = tail call i64 @llvm.x86.sse2.cvttsd2si64(<2 x double> %v71)
+ %tmp8 = add i32 %tmp0, %tmp2
+ %tmp9 = add i32 %tmp4, %tmp6
+ %tmp10 = add i32 %tmp8, %tmp9
+ %tmp11 = sext i32 %tmp10 to i64
+ %tmp12 = add i64 %tmp1, %tmp3
+ %tmp13 = add i64 %tmp5, %tmp7
+ %tmp14 = add i64 %tmp12, %tmp13
+ %tmp15 = add i64 %tmp11, %tmp14
+ ret i64 %tmp15
+}
+
+declare <4 x float> @llvm.x86.sse.sub.ss(<4 x float>, <4 x float>)
+declare <4 x float> @llvm.x86.sse.mul.ss(<4 x float>, <4 x float>)
+declare <4 x float> @llvm.x86.sse.min.ss(<4 x float>, <4 x float>)
+declare <4 x float> @llvm.x86.sse.max.ss(<4 x float>, <4 x float>)
+declare i32 @llvm.x86.sse.cvtss2si(<4 x float>)
+declare i64 @llvm.x86.sse.cvtss2si64(<4 x float>)
+declare i32 @llvm.x86.sse.cvttss2si(<4 x float>)
+declare i64 @llvm.x86.sse.cvttss2si64(<4 x float>)
+declare i32 @llvm.x86.sse2.cvtsd2si(<2 x double>)
+declare i64 @llvm.x86.sse2.cvtsd2si64(<2 x double>)
+declare i32 @llvm.x86.sse2.cvttsd2si(<2 x double>)
+declare i64 @llvm.x86.sse2.cvttsd2si64(<2 x double>)