forked from OSchip/llvm-project
33 lines
1.3 KiB
LLVM
33 lines
1.3 KiB
LLVM
; Test vector negative multiply-and-add on z14.
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s
|
|
|
|
declare <2 x double> @llvm.fma.v2f64(<2 x double>, <2 x double>, <2 x double>)
|
|
|
|
; Test a v2f64 negative multiply-and-add.
|
|
define <2 x double> @f1(<2 x double> %dummy, <2 x double> %val1,
|
|
<2 x double> %val2, <2 x double> %val3) {
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: vfnmadb %v24, %v26, %v28, %v30
|
|
; CHECK: br %r14
|
|
%ret = call <2 x double> @llvm.fma.v2f64 (<2 x double> %val1,
|
|
<2 x double> %val2,
|
|
<2 x double> %val3)
|
|
%negret = fsub <2 x double> <double -0.0, double -0.0>, %ret
|
|
ret <2 x double> %negret
|
|
}
|
|
|
|
; Test a v2f64 negative multiply-and-subtract.
|
|
define <2 x double> @f2(<2 x double> %dummy, <2 x double> %val1,
|
|
<2 x double> %val2, <2 x double> %val3) {
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: vfnmsdb %v24, %v26, %v28, %v30
|
|
; CHECK: br %r14
|
|
%negval3 = fsub <2 x double> <double -0.0, double -0.0>, %val3
|
|
%ret = call <2 x double> @llvm.fma.v2f64 (<2 x double> %val1,
|
|
<2 x double> %val2,
|
|
<2 x double> %negval3)
|
|
%negret = fsub <2 x double> <double -0.0, double -0.0>, %ret
|
|
ret <2 x double> %negret
|
|
}
|