[llvm] 1c378d2 - [X86] Add test for issue 108722; NFC
Noah Goldstein via llvm-commits
llvm-commits at lists.llvm.org
Sun Sep 15 16:15:18 PDT 2024
Author: Noah Goldstein
Date: 2024-09-15T16:15:05-07:00
New Revision: 1c378d2b145578948942512f9d6985e37659d013
URL: https://github.com/llvm/llvm-project/commit/1c378d2b145578948942512f9d6985e37659d013
DIFF: https://github.com/llvm/llvm-project/commit/1c378d2b145578948942512f9d6985e37659d013.diff
LOG: [X86] Add test for issue 108722; NFC
Added:
Modified:
llvm/test/CodeGen/X86/cmp-shiftX-maskX.ll
Removed:
################################################################################
diff --git a/llvm/test/CodeGen/X86/cmp-shiftX-maskX.ll b/llvm/test/CodeGen/X86/cmp-shiftX-maskX.ll
index 67070b989786db..799b5417857575 100644
--- a/llvm/test/CodeGen/X86/cmp-shiftX-maskX.ll
+++ b/llvm/test/CodeGen/X86/cmp-shiftX-maskX.ll
@@ -994,6 +994,30 @@ define i1 @shr_to_rotate_eq_i32_s5(i32 %x) {
ret i1 %r
}
+define i32 @issue108722(i32 %0) {
+; CHECK-NOBMI-LABEL: issue108722:
+; CHECK-NOBMI: # %bb.0:
+; CHECK-NOBMI-NEXT: movzbl %dil, %ecx
+; CHECK-NOBMI-NEXT: shrl $24, %edi
+; CHECK-NOBMI-NEXT: xorl %eax, %eax
+; CHECK-NOBMI-NEXT: cmpl %edi, %ecx
+; CHECK-NOBMI-NEXT: sete %al
+; CHECK-NOBMI-NEXT: retq
+;
+; CHECK-BMI2-LABEL: issue108722:
+; CHECK-BMI2: # %bb.0:
+; CHECK-BMI2-NEXT: rorxl $8, %edi, %ecx
+; CHECK-BMI2-NEXT: xorl %eax, %eax
+; CHECK-BMI2-NEXT: cmpl %edi, %ecx
+; CHECK-BMI2-NEXT: sete %al
+; CHECK-BMI2-NEXT: retq
+ %2 = tail call i32 @llvm.fshl.i32(i32 %0, i32 %0, i32 24)
+ %3 = icmp eq i32 %2, %0
+ %4 = zext i1 %3 to i32
+ ret i32 %4
+}
+
+
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CHECK-AVX: {{.*}}
; CHECK-NOBMI-SSE2: {{.*}}
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