1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
; RUN: not llc < %s -march=x86 -mcpu=i686 -mattr=-sse 2>&1 | FileCheck --check-prefix NOSSE %s
; RUN: llc < %s -march=x86 -mcpu=i686 -mattr=+sse | FileCheck %s
; NOSSE: {{SSE register return with SSE disabled}}
; CHECK: xmm
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"
target triple = "i386-unknown-linux-gnu"
@f = external global float ; <float*> [#uses=4]
@d = external global double ; <double*> [#uses=4]
define void @test() nounwind {
entry:
%0 = load float* @f, align 4 ; <float> [#uses=1]
%1 = tail call inreg float @foo1(float inreg %0) nounwind ; <float> [#uses=1]
store float %1, float* @f, align 4
%2 = load double* @d, align 8 ; <double> [#uses=1]
%3 = tail call inreg double @foo2(double inreg %2) nounwind ; <double> [#uses=1]
store double %3, double* @d, align 8
%4 = load float* @f, align 4 ; <float> [#uses=1]
%5 = tail call inreg float @foo3(float inreg %4) nounwind ; <float> [#uses=1]
store float %5, float* @f, align 4
%6 = load double* @d, align 8 ; <double> [#uses=1]
%7 = tail call inreg double @foo4(double inreg %6) nounwind ; <double> [#uses=1]
store double %7, double* @d, align 8
ret void
}
declare inreg float @foo1(float inreg)
declare inreg double @foo2(double inreg)
declare inreg float @foo3(float inreg)
declare inreg double @foo4(double inreg)
|
