46 lines
1.3 KiB
LLVM
46 lines
1.3 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i386-apple-macosx10.15.0 -mattr=+cmov | FileCheck %s
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@b = global i32 0, align 4
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@a = global i64 0, align 8
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define double @c() nounwind {
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; CHECK-LABEL: c:
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; CHECK: ## %bb.0: ## %entry
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; CHECK-NEXT: pushl %esi
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; CHECK-NEXT: subl $16, %esp
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; CHECK-NEXT: movl _b, %eax
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; CHECK-NEXT: movl %eax, %ecx
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; CHECK-NEXT: sarl $31, %ecx
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; CHECK-NEXT: movl _a+4, %edx
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; CHECK-NEXT: movl _a, %esi
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; CHECK-NEXT: subl %eax, %esi
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; CHECK-NEXT: sbbl %ecx, %edx
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; CHECK-NEXT: setb %al
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; CHECK-NEXT: movl %esi, (%esp)
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; CHECK-NEXT: movl %edx, {{[0-9]+}}(%esp)
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; CHECK-NEXT: shrl $31, %edx
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; CHECK-NEXT: fildll (%esp)
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; CHECK-NEXT: fadds LCPI0_0(,%edx,4)
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; CHECK-NEXT: fstpl {{[0-9]+}}(%esp)
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; CHECK-NEXT: fldl {{[0-9]+}}(%esp)
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; CHECK-NEXT: fldz
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; CHECK-NEXT: testb %al, %al
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; CHECK-NEXT: fxch %st(1)
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; CHECK-NEXT: fcmovne %st(1), %st
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; CHECK-NEXT: fstp %st(1)
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; CHECK-NEXT: addl $16, %esp
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; CHECK-NEXT: popl %esi
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; CHECK-NEXT: retl
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entry:
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%0 = load i32, i32* @b, align 4
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%conv = sext i32 %0 to i64
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%1 = load i64, i64* @a, align 8
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%cmp = icmp ult i64 %1, %conv
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%sub = sub i64 %1, %conv
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%conv3 = uitofp i64 %sub to double
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%cond = select i1 %cmp, double 0.000000e+00, double %conv3
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ret double %cond
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}
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