reference, declarationdefinition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced
    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
   36
   37
   38
   39
; Test strict vector multiply-and-add on z14.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s

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

; Test a v4f32 multiply-and-add.
define <4 x float> @f1(<4 x float> %dummy, <4 x float> %val1,
                       <4 x float> %val2, <4 x float> %val3) #0 {
; CHECK-LABEL: f1:
; CHECK: vfmasb %v24, %v26, %v28, %v30
; CHECK: br %r14
  %ret = call <4 x float> @llvm.experimental.constrained.fma.v4f32 (
                        <4 x float> %val1,
                        <4 x float> %val2,
                        <4 x float> %val3,
                        metadata !"round.dynamic",
                        metadata !"fpexcept.strict") #0
  ret <4 x float> %ret
}

; Test a v4f32 multiply-and-subtract.
define <4 x float> @f2(<4 x float> %dummy, <4 x float> %val1,
                       <4 x float> %val2, <4 x float> %val3) #0 {
; CHECK-LABEL: f2:
; CHECK: vfmssb %v24, %v26, %v28, %v30
; CHECK: br %r14
  %negval3 = fsub <4 x float> <float -0.0, float -0.0,
                               float -0.0, float -0.0>, %val3
  %ret = call <4 x float> @llvm.experimental.constrained.fma.v4f32 (
                        <4 x float> %val1,
                        <4 x float> %val2,
                        <4 x float> %negval3,
                        metadata !"round.dynamic",
                        metadata !"fpexcept.strict") #0
  ret <4 x float> %ret
}

attributes #0 = { strictfp }