reference, declaration → definition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced

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; Test strict vector multiplication on z14.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s

declare float @llvm.experimental.constrained.fmul.f32(float, float, metadata, metadata)
declare <4 x float> @llvm.experimental.constrained.fmul.v4f32(<4 x float>, <4 x float>, metadata, metadata)

; Test a v4f32 multiplication.
define <4 x float> @f1(<4 x float> %dummy, <4 x float> %val1,
                       <4 x float> %val2) #0 {
; CHECK-LABEL: f1:
; CHECK: vfmsb %v24, %v26, %v28
; CHECK: br %r14
  %ret = call <4 x float> @llvm.experimental.constrained.fmul.v4f32(
                        <4 x float> %val1, <4 x float> %val2,
                        metadata !"round.dynamic",
                        metadata !"fpexcept.strict") #0
  ret <4 x float> %ret
}

; Test an f32 multiplication that uses vector registers.
define float @f2(<4 x float> %val1, <4 x float> %val2) #0 {
; CHECK-LABEL: f2:
; CHECK: wfmsb %f0, %v24, %v26
; CHECK: br %r14
  %scalar1 = extractelement <4 x float> %val1, i32 0
  %scalar2 = extractelement <4 x float> %val2, i32 0
  %ret = call float @llvm.experimental.constrained.fmul.f32(
                        float %scalar1, float %scalar2,
                        metadata !"round.dynamic",
                        metadata !"fpexcept.strict") #0
  ret float %ret
}

attributes #0 = { strictfp }