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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -S -passes='function(scalarizer<load-store>),dxil-op-lower' -mtriple=dxil-pc-shadermodel6.3-library %s | FileCheck %s
; Make sure dxil operation function calls for rsqrt are generated for float and half.
; CHECK-LABEL: rsqrt_float
define noundef float @rsqrt_float(float noundef %a) {
; CHECK-SAME: float noundef [[A:%.*]]) {
; CHECK-NEXT: [[ENTRY:.*:]]
; CHECK-NEXT: [[DX_RSQRT1:%.*]] = call float @dx.op.unary.f32(i32 25, float [[A]]) #[[#ATTR:]]
; CHECK-NEXT: ret float [[DX_RSQRT1]]
;
entry:
%dx.rsqrt = call float @llvm.dx.rsqrt.f32(float %a)
ret float %dx.rsqrt
}
; CHECK-LABEL: rsqrt_half
define noundef half @rsqrt_half(half noundef %a) {
; CHECK-SAME: half noundef [[A:%.*]]) {
; CHECK-NEXT: [[ENTRY:.*:]]
; CHECK-NEXT: [[DX_RSQRT1:%.*]] = call half @dx.op.unary.f16(i32 25, half [[A]]) #[[#ATTR]]
; CHECK-NEXT: ret half [[DX_RSQRT1]]
;
entry:
%dx.rsqrt = call half @llvm.dx.rsqrt.f16(half %a)
ret half %dx.rsqrt
}
define noundef <4 x float> @rsqrt_float4(<4 x float> noundef %a) #0 {
; CHECK-LABEL: define noundef <4 x float> @rsqrt_float4(
; CHECK-SAME: <4 x float> noundef [[A:%.*]]) {
; CHECK-NEXT: [[ENTRY:.*:]]
; CHECK-NEXT: [[A_I0:%.*]] = extractelement <4 x float> [[A]], i64 0
; CHECK-NEXT: [[DOTI04:%.*]] = call float @dx.op.unary.f32(i32 25, float [[A_I0]]) #[[#ATTR]]
; CHECK-NEXT: [[A_I1:%.*]] = extractelement <4 x float> [[A]], i64 1
; CHECK-NEXT: [[DOTI13:%.*]] = call float @dx.op.unary.f32(i32 25, float [[A_I1]]) #[[#ATTR]]
; CHECK-NEXT: [[A_I2:%.*]] = extractelement <4 x float> [[A]], i64 2
; CHECK-NEXT: [[DOTI22:%.*]] = call float @dx.op.unary.f32(i32 25, float [[A_I2]]) #[[#ATTR]]
; CHECK-NEXT: [[A_I3:%.*]] = extractelement <4 x float> [[A]], i64 3
; CHECK-NEXT: [[DOTI31:%.*]] = call float @dx.op.unary.f32(i32 25, float [[A_I3]]) #[[#ATTR]]
; CHECK-NEXT: [[DOTUPTO0:%.*]] = insertelement <4 x float> poison, float [[DOTI04]], i64 0
; CHECK-NEXT: [[DOTUPTO1:%.*]] = insertelement <4 x float> [[DOTUPTO0]], float [[DOTI13]], i64 1
; CHECK-NEXT: [[DOTUPTO2:%.*]] = insertelement <4 x float> [[DOTUPTO1]], float [[DOTI22]], i64 2
; CHECK-NEXT: [[TMP0:%.*]] = insertelement <4 x float> [[DOTUPTO2]], float [[DOTI31]], i64 3
; CHECK-NEXT: ret <4 x float> [[TMP0]]
;
entry:
%2 = call <4 x float> @llvm.dx.rsqrt.v4f32(<4 x float> %a)
ret <4 x float> %2
}
; CHECK: attributes #[[#ATTR]] = {{{.*}} memory(none) {{.*}}}
declare half @llvm.dx.rsqrt.f16(half)
declare float @llvm.dx.rsqrt.f32(float)
declare <4 x float> @llvm.dx.rsqrt.v4f32(<4 x float>)
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