vec-strict-mul-02.ll
1.43 KB
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; Test strict vector multiply-and-add.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
declare <2 x double> @llvm.experimental.constrained.fma.v2f64(<2 x double>, <2 x double>, <2 x double>, metadata, metadata)
; Test a v2f64 multiply-and-add.
define <2 x double> @f4(<2 x double> %dummy, <2 x double> %val1,
<2 x double> %val2, <2 x double> %val3) #0 {
; CHECK-LABEL: f4:
; CHECK: vfmadb %v24, %v26, %v28, %v30
; CHECK: br %r14
%ret = call <2 x double> @llvm.experimental.constrained.fma.v2f64 (
<2 x double> %val1,
<2 x double> %val2,
<2 x double> %val3,
metadata !"round.dynamic",
metadata !"fpexcept.strict") #0
ret <2 x double> %ret
}
; Test a v2f64 multiply-and-subtract.
define <2 x double> @f5(<2 x double> %dummy, <2 x double> %val1,
<2 x double> %val2, <2 x double> %val3) #0 {
; CHECK-LABEL: f5:
; CHECK: vfmsdb %v24, %v26, %v28, %v30
; CHECK: br %r14
%negval3 = fneg <2 x double> %val3
%ret = call <2 x double> @llvm.experimental.constrained.fma.v2f64 (
<2 x double> %val1,
<2 x double> %val2,
<2 x double> %negval3,
metadata !"round.dynamic",
metadata !"fpexcept.strict") #0
ret <2 x double> %ret
}
attributes #0 = { strictfp }