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84023e0fbe
- Check getBytesToPopOnReturn(). - Eschew ST0 and ST1 for return values. - Fix the PIC base register initialization so that it doesn't ever fail to end up the top of the entry block. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108039 91177308-0d34-0410-b5e6-96231b3b80d8
24 lines
931 B
LLVM
24 lines
931 B
LLVM
; RUN: llc -march=x86-64 -O0 -asm-verbose=false < %s | FileCheck %s
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; Fast-isel shouldn't reload the argument values from the stack.
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; CHECK: foo:
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; CHECK-NEXT: movq %rdi, -8(%rsp)
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; CHECK-NEXT: movq %rsi, -16(%rsp)
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; CHECK-NEXT: movsd 128(%rsi,%rdi,8), %xmm0
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; CHECK-NEXT: ret
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define double @foo(i64 %x, double* %p) nounwind {
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entry:
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%x.addr = alloca i64, align 8 ; <i64*> [#uses=2]
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%p.addr = alloca double*, align 8 ; <double**> [#uses=2]
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store i64 %x, i64* %x.addr
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store double* %p, double** %p.addr
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%tmp = load i64* %x.addr ; <i64> [#uses=1]
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%tmp1 = load double** %p.addr ; <double*> [#uses=1]
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%add = add nsw i64 %tmp, 16 ; <i64> [#uses=1]
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%arrayidx = getelementptr inbounds double* %tmp1, i64 %add ; <double*> [#uses=1]
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%tmp2 = load double* %arrayidx ; <double> [#uses=1]
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ret double %tmp2
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}
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