54 lines
1.6 KiB
LLVM
54 lines
1.6 KiB
LLVM
; RUN: llc < %s -verify-machineinstrs -mtriple=aarch64-none-linux-gnu -mattr=+neon | FileCheck %s
|
|
|
|
define <2 x float> @fma(<2 x float> %A, <2 x float> %B, <2 x float> %C) {
|
|
; CHECK-LABEL: fma:
|
|
; CHECK: fmla {{v[0-9]+}}.2s, {{v[0-9]+}}.2s, {{v[0-9]+}}.2s
|
|
%tmp1 = fmul contract <2 x float> %A, %B;
|
|
%tmp2 = fadd contract <2 x float> %C, %tmp1;
|
|
ret <2 x float> %tmp2
|
|
}
|
|
|
|
define <2 x float> @no_fma_1(<2 x float> %A, <2 x float> %B, <2 x float> %C) {
|
|
; CHECK-LABEL: no_fma_1:
|
|
; CHECK: fmul
|
|
; CHECK: fadd
|
|
%tmp1 = fmul contract <2 x float> %A, %B;
|
|
%tmp2 = fadd <2 x float> %C, %tmp1;
|
|
ret <2 x float> %tmp2
|
|
}
|
|
|
|
define <2 x float> @no_fma_2(<2 x float> %A, <2 x float> %B, <2 x float> %C) {
|
|
; CHECK-LABEL: no_fma_2:
|
|
; CHECK: fmul
|
|
; CHECK: fadd
|
|
%tmp1 = fmul <2 x float> %A, %B;
|
|
%tmp2 = fadd contract <2 x float> %C, %tmp1;
|
|
ret <2 x float> %tmp2
|
|
}
|
|
|
|
define <2 x float> @fma_sub(<2 x float> %A, <2 x float> %B, <2 x float> %C) {
|
|
; CHECK-LABEL: fma_sub:
|
|
; CHECK: fmls {{v[0-9]+}}.2s, {{v[0-9]+}}.2s, {{v[0-9]+}}.2s
|
|
%tmp1 = fmul contract <2 x float> %A, %B;
|
|
%tmp2 = fsub contract <2 x float> %C, %tmp1;
|
|
ret <2 x float> %tmp2
|
|
}
|
|
|
|
define <2 x float> @no_fma_sub_1(<2 x float> %A, <2 x float> %B, <2 x float> %C) {
|
|
; CHECK-LABEL: no_fma_sub_1:
|
|
; CHECK: fmul
|
|
; CHECK: fsub
|
|
%tmp1 = fmul contract <2 x float> %A, %B;
|
|
%tmp2 = fsub <2 x float> %C, %tmp1;
|
|
ret <2 x float> %tmp2
|
|
}
|
|
|
|
define <2 x float> @no_fma_sub_2(<2 x float> %A, <2 x float> %B, <2 x float> %C) {
|
|
; CHECK-LABEL: no_fma_sub_2:
|
|
; CHECK: fmul
|
|
; CHECK: fsub
|
|
%tmp1 = fmul <2 x float> %A, %B;
|
|
%tmp2 = fsub contract <2 x float> %C, %tmp1;
|
|
ret <2 x float> %tmp2
|
|
}
|