diff --git a/test/CodeGen/X86/pr32241.ll b/test/CodeGen/X86/pr32241.ll new file mode 100644 index 00000000000..65b36d09aaf --- /dev/null +++ b/test/CodeGen/X86/pr32241.ll @@ -0,0 +1,97 @@ +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py +; RUN: llc < %s -fast-isel -mtriple=i686-unknown-unknown -O0 -mcpu=skx | FileCheck %s + +define i32 @_Z3foov() { +; CHECK-LABEL: _Z3foov: +; CHECK: # BB#0: # %entry +; CHECK-NEXT: subl $24, %esp +; CHECK-NEXT: .Lcfi0: +; CHECK-NEXT: .cfi_def_cfa_offset 28 +; CHECK-NEXT: movb $1, %al +; CHECK-NEXT: movw $10959, {{[0-9]+}}(%esp) # imm = 0x2ACF +; CHECK-NEXT: movw $-15498, {{[0-9]+}}(%esp) # imm = 0xC376 +; CHECK-NEXT: movw $19417, {{[0-9]+}}(%esp) # imm = 0x4BD9 +; CHECK-NEXT: movzwl {{[0-9]+}}(%esp), %ecx +; CHECK-NEXT: cmpw $0, {{[0-9]+}}(%esp) +; CHECK-NEXT: kmovb %eax, %k0 +; CHECK-NEXT: movl %ecx, {{[0-9]+}}(%esp) # 4-byte Spill +; CHECK-NEXT: kmovw %k0, {{[0-9]+}}(%esp) # 2-byte Spill +; CHECK-NEXT: jne .LBB0_2 +; CHECK-NEXT: # BB#1: # %lor.rhs +; CHECK-NEXT: xorl %eax, %eax +; CHECK-NEXT: movb %al, %cl +; CHECK-NEXT: kmovb %ecx, %k0 +; CHECK-NEXT: kmovw %k0, {{[0-9]+}}(%esp) # 2-byte Spill +; CHECK-NEXT: jmp .LBB0_2 +; CHECK-NEXT: .LBB0_2: # %lor.end +; CHECK-NEXT: kmovw {{[0-9]+}}(%esp), %k0 # 2-byte Reload +; CHECK-NEXT: movb $1, %al +; CHECK-NEXT: kmovw %k0, %ecx +; CHECK-NEXT: andl $1, %ecx +; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx # 4-byte Reload +; CHECK-NEXT: subl %ecx, %edx +; CHECK-NEXT: setl %ah +; CHECK-NEXT: # implicit-def: %ECX +; CHECK-NEXT: movb %ah, %cl +; CHECK-NEXT: andl $1, %ecx +; CHECK-NEXT: kmovw %ecx, %k0 +; CHECK-NEXT: kmovb %k0, %eax +; CHECK-NEXT: andb $1, %ah +; CHECK-NEXT: movzbl %ah, %ecx +; CHECK-NEXT: xorl $-1, %ecx +; CHECK-NEXT: cmpl $0, %ecx +; CHECK-NEXT: kmovb %eax, %k0 +; CHECK-NEXT: movl %edx, {{[0-9]+}}(%esp) # 4-byte Spill +; CHECK-NEXT: kmovw %k0, {{[0-9]+}}(%esp) # 2-byte Spill +; CHECK-NEXT: jne .LBB0_4 +; CHECK-NEXT: # BB#3: # %lor.rhs4 +; CHECK-NEXT: xorl %eax, %eax +; CHECK-NEXT: movb %al, %cl +; CHECK-NEXT: kmovb %ecx, %k0 +; CHECK-NEXT: kmovw %k0, {{[0-9]+}}(%esp) # 2-byte Spill +; CHECK-NEXT: jmp .LBB0_4 +; CHECK-NEXT: .LBB0_4: # %lor.end5 +; CHECK-NEXT: kmovw {{[0-9]+}}(%esp), %k0 # 2-byte Reload +; CHECK-NEXT: kmovw %k0, %eax +; CHECK-NEXT: andl $1, %eax +; CHECK-NEXT: movw %ax, %cx +; CHECK-NEXT: movw %cx, {{[0-9]+}}(%esp) +; CHECK-NEXT: movzwl {{[0-9]+}}(%esp), %eax +; CHECK-NEXT: addl $24, %esp +; CHECK-NEXT: retl +entry: + %aa = alloca i16, align 2 + %bb = alloca i16, align 2 + %cc = alloca i16, align 2 + store i16 10959, i16* %aa, align 2 + store i16 -15498, i16* %bb, align 2 + store i16 19417, i16* %cc, align 2 + %0 = load i16, i16* %aa, align 2 + %conv = zext i16 %0 to i32 + %1 = load i16, i16* %cc, align 2 + %tobool = icmp ne i16 %1, 0 + br i1 %tobool, label %lor.end, label %lor.rhs + +lor.rhs: ; preds = %entry + br label %lor.end + +lor.end: ; preds = %lor.rhs, %entry + %2 = phi i1 [ true, %entry ], [ false, %lor.rhs ] + %conv1 = zext i1 %2 to i32 + %cmp = icmp slt i32 %conv, %conv1 + %conv2 = zext i1 %cmp to i32 + %neg = xor i32 %conv2, -1 + %tobool3 = icmp ne i32 %neg, 0 + br i1 %tobool3, label %lor.end5, label %lor.rhs4 + +lor.rhs4: ; preds = %lor.end + br label %lor.end5 + +lor.end5: ; preds = %lor.rhs4, %lor.end + %3 = phi i1 [ true, %lor.end ], [ false, %lor.rhs4 ] + %conv6 = zext i1 %3 to i16 + store i16 %conv6, i16* %bb, align 2 + %4 = load i16, i16* %bb, align 2 + %conv7 = zext i16 %4 to i32 + ret i32 %conv7 +}