mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-22 18:54:02 +01:00
e14932b2ad
As of b1d8576 there is middle-end support for STRICT_[SU]INT_TO_FP, so this patch adds SystemZ back-end support as well. The patch is SystemZ target specific except for adding SD patterns strict_[su]int_to_fp and any_[su]int_to_fp to TargetSelectionDAG.td as usual.
53 lines
2.1 KiB
LLVM
53 lines
2.1 KiB
LLVM
; Test strict conversions between integer and float elements on z15.
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z15 | FileCheck %s
|
|
|
|
declare <4 x i32> @llvm.experimental.constrained.fptoui.v4i32.v4f32(<4 x float>, metadata)
|
|
declare <4 x i32> @llvm.experimental.constrained.fptosi.v4i32.v4f32(<4 x float>, metadata)
|
|
declare <4 x float> @llvm.experimental.constrained.uitofp.v4f32.v4i32(<4 x i32>, metadata, metadata)
|
|
declare <4 x float> @llvm.experimental.constrained.sitofp.v4f32.v4i32(<4 x i32>, metadata, metadata)
|
|
|
|
; Test conversion of f32s to signed i32s.
|
|
define <4 x i32> @f1(<4 x float> %floats) #0 {
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: vcfeb %v24, %v24, 0, 5
|
|
; CHECK: br %r14
|
|
%words = call <4 x i32> @llvm.experimental.constrained.fptosi.v4i32.v4f32(<4 x float> %floats,
|
|
metadata !"fpexcept.strict") #0
|
|
ret <4 x i32> %words
|
|
}
|
|
|
|
; Test conversion of f32s to unsigned i32s.
|
|
define <4 x i32> @f2(<4 x float> %floats) #0 {
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: vclfeb %v24, %v24, 0, 5
|
|
; CHECK: br %r14
|
|
%words = call <4 x i32> @llvm.experimental.constrained.fptoui.v4i32.v4f32(<4 x float> %floats,
|
|
metadata !"fpexcept.strict") #0
|
|
ret <4 x i32> %words
|
|
}
|
|
|
|
; Test conversion of signed i32s to f32s.
|
|
define <4 x float> @f3(<4 x i32> %dwords) #0 {
|
|
; CHECK-LABEL: f3:
|
|
; CHECK: vcefb %v24, %v24, 0, 0
|
|
; CHECK: br %r14
|
|
%floats = call <4 x float> @llvm.experimental.constrained.sitofp.v4f32.v4i32(<4 x i32> %dwords,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
ret <4 x float> %floats
|
|
}
|
|
|
|
; Test conversion of unsigned i32s to f32s.
|
|
define <4 x float> @f4(<4 x i32> %dwords) #0 {
|
|
; CHECK-LABEL: f4:
|
|
; CHECK: vcelfb %v24, %v24, 0, 0
|
|
; CHECK: br %r14
|
|
%floats = call <4 x float> @llvm.experimental.constrained.uitofp.v4f32.v4i32(<4 x i32> %dwords,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
ret <4 x float> %floats
|
|
}
|
|
|
|
attributes #0 = { strictfp }
|