1 files changed, 154 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/cmp.ll b/test/CodeGen/ARM/cmp.ll
new file mode 100644
index 000000000000..e12a096b8c0b
--- /dev/null
+++ b/test/CodeGen/ARM/cmp.ll
@@ -0,0 +1,154 @@
+; RUN: llc -mtriple=armv7 %s -o - | FileCheck %s
+; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s --check-prefix=CHECK-T2
+
+define i1 @f1(i32 %a, i32 %b) {
+; CHECK-LABEL: f1:
+; CHECK: mov r2, #0
+; CHECK: cmp r0, r1
+; CHECK: movwne r2, #1
+; CHECK: mov r0, r2
+; CHECK-T2: mov{{.*}} r2, #0
+; CHECK-T2: cmp r0, r1
+; CHECK-T2: movne r2, #1
+; CHECK-T2: mov r0, r2
+    %tmp = icmp ne i32 %a, %b
+    ret i1 %tmp
+}
+
+define i1 @f2(i32 %a, i32 %b) {
+; CHECK-LABEL: f2:
+; CHECK: mov r2, #0
+; CHECK: cmp r0, r1
+; CHECK: movweq r2, #1
+; CHECK: mov r0, r2
+; CHECK-T2: mov{{.*}} r2, #0
+; CHECK-T2: cmp r0, r1
+; CHECK-T2: moveq r2, #1
+; CHECK-T2: mov r0, r2
+    %tmp = icmp eq i32 %a, %b
+    ret i1 %tmp
+}
+
+define i1 @f6(i32 %a, i32 %b) {
+; CHECK-LABEL: f6:
+; CHECK: mov r2, #0
+; CHECK: cmp {{.*}}, r1, lsl #5
+; CHECK: movweq r2, #1
+; CHECK: mov r0, r2
+; CHECK-T2: mov{{.*}} r2, #0
+; CHECK-T2: cmp.w r0, r1, lsl #5
+; CHECK-T2: moveq r2, #1
+; CHECK-T2: mov r0, r2
+    %tmp = shl i32 %b, 5
+    %tmp1 = icmp eq i32 %a, %tmp
+    ret i1 %tmp1
+}
+
+define i1 @f7(i32 %a, i32 %b) {
+; CHECK-LABEL: f7:
+; CHECK: mov r2, #0
+; CHECK: cmp r0, r1, lsr #6
+; CHECK: movwne r2, #1
+; CHECK: mov r0, r2
+; CHECK-T2: mov{{.*}} r2, #0
+; CHECK-T2: cmp.w r0, r1, lsr #6
+; CHECK-T2: movne r2, #1
+; CHECK-T2: mov r0, r2
+    %tmp = lshr i32 %b, 6
+    %tmp1 = icmp ne i32 %a, %tmp
+    ret i1 %tmp1
+}
+
+define i1 @f8(i32 %a, i32 %b) {
+; CHECK-LABEL: f8:
+; CHECK: mov r2, #0
+; CHECK: cmp r0, r1, asr #7
+; CHECK: movweq r2, #1
+; CHECK: mov r0, r2
+; CHECK-T2: mov{{.*}} r2, #0
+; CHECK-T2: cmp.w r0, r1, asr #7
+; CHECK-T2: moveq r2, #1
+; CHECK-T2: mov r0, r2
+    %tmp = ashr i32 %b, 7
+    %tmp1 = icmp eq i32 %a, %tmp
+    ret i1 %tmp1
+}
+
+define i1 @f9(i32 %a) {
+; CHECK-LABEL: f9:
+; CHECK: mov r1, #0
+; CHECK: cmp r0, r0, ror #8
+; CHECK: movwne r1, #1
+; CHECK: mov r0, r1
+; CHECK-T2: mov{{.*}} r1, #0
+; CHECK-T2: cmp.w r0, r0, ror #8
+; CHECK-T2: movne r1, #1
+; CHECK-T2: mov r0, r1
+    %l8 = shl i32 %a, 24
+    %r8 = lshr i32 %a, 8
+    %tmp = or i32 %l8, %r8
+    %tmp1 = icmp ne i32 %a, %tmp
+    ret i1 %tmp1
+}
+
+; CHECK-LABEL: swap_cmp_shl
+; CHECK: mov r2, #0
+; CHECK: cmp r1, r0, lsl #11
+; CHECK: movwlt r2, #1
+; CHECK-T2: mov{{.*}} r2, #0
+; CHECK-T2: cmp.w r1, r0, lsl #11
+; CHECK-T2: movlt r2, #1
+define arm_aapcscc i32 @swap_cmp_shl(i32 %a, i32 %b) {
+entry:
+  %shift = shl i32 %a, 11
+  %cmp = icmp sgt i32 %shift, %b
+  %conv = zext i1 %cmp to i32
+  ret i32 %conv
+}
+
+; CHECK-LABEL: swap_cmp_lshr
+; CHECK: mov r2, #0
+; CHECK: cmp r1, r0, lsr #11
+; CHECK: movwhi r2, #1
+; CHECK-T2: mov{{.*}} r2, #0
+; CHECK-T2: cmp.w r1, r0, lsr #11
+; CHECK-T2: movhi r2, #1
+define arm_aapcscc i32 @swap_cmp_lshr(i32 %a, i32 %b) {
+entry:
+  %shift = lshr i32 %a, 11
+  %cmp = icmp ult i32 %shift, %b
+  %conv = zext i1 %cmp to i32
+  ret i32 %conv
+}
+
+; CHECK-LABEL: swap_cmp_ashr
+; CHECK: mov r2, #0
+; CHECK: cmp r1, r0, asr #11
+; CHECK: movwle r2, #1
+; CHECK-T2: mov{{.*}} r2, #0
+; CHECK-T2: cmp.w r1, r0, asr #11
+; CHECK-T2: movle r2, #1
+define arm_aapcscc i32 @swap_cmp_ashr(i32 %a, i32 %b) {
+entry:
+  %shift = ashr i32 %a, 11
+  %cmp = icmp sge i32 %shift, %b
+  %conv = zext i1 %cmp to i32
+  ret i32 %conv
+}
+
+; CHECK-LABEL: swap_cmp_rotr
+; CHECK: mov r2, #0
+; CHECK: cmp r1, r0, ror #11
+; CHECK: movwls r2, #1
+; CHECK-T2: mov{{.*}} r2, #0
+; CHECK-T2: cmp.w r1, r0, ror #11
+; CHECK-T2: movls r2, #1
+define arm_aapcscc i32 @swap_cmp_rotr(i32 %a, i32 %b) {
+entry:
+  %lsr = lshr i32 %a, 11
+  %lsl = shl i32 %a, 21
+  %ror = or i32 %lsr, %lsl
+  %cmp = icmp uge i32 %ror, %b
+  %conv = zext i1 %cmp to i32
+  ret i32 %conv
+}