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
|
; RUN: llc -mtriple=arm-eabi -mattr=+vfp2 %s -o - | FileCheck %s -check-prefix=VFP2
; RUN: llc -mtriple=arm-eabi -mattr=+neon %s -o - | FileCheck %s -check-prefix=NEON
; RUN: llc -mtriple=arm-eabi -mcpu=cortex-a8 %s -o - | FileCheck %s -check-prefix=A8
define float @t1(float %acc, float %a, float %b) {
entry:
; VFP2-LABEL: t1:
; VFP2: vnmls.f32
; NEON-LABEL: t1:
; NEON: vnmls.f32
; A8-LABEL: t1:
; A8: vmul.f32
; A8: vsub.f32
%0 = fmul float %a, %b
%1 = fsub float %0, %acc
ret float %1
}
define double @t2(double %acc, double %a, double %b) {
entry:
; VFP2-LABEL: t2:
; VFP2: vnmls.f64
; NEON-LABEL: t2:
; NEON: vnmls.f64
; A8-LABEL: t2:
; A8: vmul.f64
; A8: vsub.f64
%0 = fmul double %a, %b
%1 = fsub double %0, %acc
ret double %1
}
|
