llvm-6502/test/CodeGen/X86/fast-isel-loads.ll
Dan Gohman f595141525 Revert 107840 107839 107813 107804 107800 107797 107791.
Debug info intrinsics win for now.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107850 91177308-0d34-0410-b5e6-96231b3b80d8
2010-07-08 01:00:56 +00:00

24 lines
926 B
LLVM

; RUN: llc -march=x86-64 -O0 -asm-verbose=false < %s | FileCheck %s
; Fast-isel shouldn't reload the argument values from the stack.
; CHECK: foo:
; CHECK-NEXT: movq %rdi, -8(%rsp)
; CHECK-NEXT: movq %rsi, -16(%rsp)
; CHECK: movsd 128(%rsi,%rdi,8), %xmm0
; CHECK-NEXT: ret
define double @foo(i64 %x, double* %p) nounwind {
entry:
%x.addr = alloca i64, align 8 ; <i64*> [#uses=2]
%p.addr = alloca double*, align 8 ; <double**> [#uses=2]
store i64 %x, i64* %x.addr
store double* %p, double** %p.addr
%tmp = load i64* %x.addr ; <i64> [#uses=1]
%tmp1 = load double** %p.addr ; <double*> [#uses=1]
%add = add nsw i64 %tmp, 16 ; <i64> [#uses=1]
%arrayidx = getelementptr inbounds double* %tmp1, i64 %add ; <double*> [#uses=1]
%tmp2 = load double* %arrayidx ; <double> [#uses=1]
ret double %tmp2
}