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[LoongArch][NFC] Pre-commit scalarize fp tests for #157824 #160480

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Merged
merged 1 commit into from
Sep 29, 2025
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[LoongArch][NFC] Pre-commit scalarize fp tests for #157824 #160480

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64 changes: 64 additions & 0 deletions llvm/test/CodeGen/LoongArch/lasx/scalarize-fp.ll
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Original file line number Diff line number Diff line change
@@ -0,0 +1,64 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
; RUN: llc --mtriple=loongarch32 -mattr=+32s,+lasx < %s | FileCheck %s
; RUN: llc --mtriple=loongarch64 -mattr=+lasx < %s | FileCheck %s

define <8 x float> @fadd_elt0_v8f32(float %a) nounwind {
; CHECK-LABEL: fadd_elt0_v8f32:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $f0 killed $f0 def $xr0
; CHECK-NEXT: xvldi $xr1, -1424
; CHECK-NEXT: xvfadd.s $xr0, $xr0, $xr1
; CHECK-NEXT: ret
entry:
%b = insertelement <8 x float> poison, float %a, i32 0
%c = fadd <8 x float> %b, <float 1.0, float poison, float poison, float poison, float poison, float poison, float poison, float poison>
ret <8 x float> %c
}

define <4 x double> @fadd_elt0_v4f64(double %a) nounwind {
; CHECK-LABEL: fadd_elt0_v4f64:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $f0_64 killed $f0_64 def $xr0
; CHECK-NEXT: xvldi $xr1, -912
; CHECK-NEXT: xvfadd.d $xr0, $xr0, $xr1
; CHECK-NEXT: ret
entry:
%b = insertelement <4 x double> poison, double %a, i32 0
%c = fadd <4 x double> %b, <double 1.0, double poison, double poison, double poison>
ret <4 x double> %c
}

define <8 x float> @fsub_splat_v8f32(float %a, float %b) nounwind {
; CHECK-LABEL: fsub_splat_v8f32:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $f1 killed $f1 def $vr1
; CHECK-NEXT: # kill: def $f0 killed $f0 def $vr0
; CHECK-NEXT: vfsub.s $vr0, $vr0, $vr1
; CHECK-NEXT: xvpermi.d $xr0, $xr0, 68
; CHECK-NEXT: xvrepl128vei.w $xr0, $xr0, 0
; CHECK-NEXT: ret
entry:
%insa = insertelement <8 x float> poison, float %a, i32 0
%insb = insertelement <8 x float> poison, float %b, i32 0
%va = shufflevector <8 x float> %insa, <8 x float> poison, <8 x i32> zeroinitializer
%vb = shufflevector <8 x float> %insb, <8 x float> poison, <8 x i32> zeroinitializer
%c = fsub <8 x float> %va, %vb
ret <8 x float> %c
}

define <4 x double> @fsub_splat_v4f64(double %a) nounwind {
; CHECK-LABEL: fsub_splat_v4f64:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $f0_64 killed $f0_64 def $xr0
; CHECK-NEXT: xvldi $xr1, -784
; CHECK-NEXT: xvfadd.d $xr0, $xr0, $xr1
; CHECK-NEXT: xvpermi.d $xr0, $xr0, 0
; CHECK-NEXT: ret
entry:
%insa = insertelement <4 x double> poison, double %a, i32 0
%insb = insertelement <4 x double> poison, double 1.0, i32 0
%va = shufflevector <4 x double> %insa, <4 x double> poison, <4 x i32> zeroinitializer
%vb = shufflevector <4 x double> %insb, <4 x double> poison, <4 x i32> zeroinitializer
%c = fsub <4 x double> %va, %vb
ret <4 x double> %c
}
63 changes: 63 additions & 0 deletions llvm/test/CodeGen/LoongArch/lsx/scalarize-fp.ll
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Original file line number Diff line number Diff line change
@@ -0,0 +1,63 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
; RUN: llc --mtriple=loongarch32 -mattr=+32s,+lsx < %s | FileCheck %s
; RUN: llc --mtriple=loongarch64 -mattr=+lsx < %s | FileCheck %s

define <4 x float> @fadd_elt0_v4f32(float %a) nounwind {
; CHECK-LABEL: fadd_elt0_v4f32:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $f0 killed $f0 def $vr0
; CHECK-NEXT: vldi $vr1, -1424
; CHECK-NEXT: vfadd.s $vr0, $vr0, $vr1
; CHECK-NEXT: ret
entry:
%b = insertelement <4 x float> poison, float %a, i32 0
%c = fadd <4 x float> %b, <float 1.0, float poison, float poison, float poison>
ret <4 x float> %c
}

define <2 x double> @fadd_elt0_v2f64(double %a) nounwind {
; CHECK-LABEL: fadd_elt0_v2f64:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $f0_64 killed $f0_64 def $vr0
; CHECK-NEXT: vldi $vr1, -912
; CHECK-NEXT: vfadd.d $vr0, $vr0, $vr1
; CHECK-NEXT: ret
entry:
%b = insertelement <2 x double> poison, double %a, i32 0
%c = fadd <2 x double> %b, <double 1.0, double poison>
ret <2 x double> %c
}

define <4 x float> @fsub_splat_v4f32(float %b) nounwind {
; CHECK-LABEL: fsub_splat_v4f32:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $f0 killed $f0 def $vr0
; CHECK-NEXT: vldi $vr1, -1424
; CHECK-NEXT: vfsub.s $vr0, $vr1, $vr0
; CHECK-NEXT: vreplvei.w $vr0, $vr0, 0
; CHECK-NEXT: ret
entry:
%insa = insertelement <4 x float> poison, float 1.0, i32 0
%insb = insertelement <4 x float> poison, float %b, i32 0
%va = shufflevector <4 x float> %insa, <4 x float> poison, <4 x i32> zeroinitializer
%vb = shufflevector <4 x float> %insb, <4 x float> poison, <4 x i32> zeroinitializer
%c = fsub <4 x float> %va, %vb
ret <4 x float> %c
}

define <2 x double> @fsub_splat_v2f64(double %a, double %b) nounwind {
; CHECK-LABEL: fsub_splat_v2f64:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $f1_64 killed $f1_64 def $vr1
; CHECK-NEXT: # kill: def $f0_64 killed $f0_64 def $vr0
; CHECK-NEXT: vfsub.d $vr0, $vr0, $vr1
; CHECK-NEXT: vreplvei.d $vr0, $vr0, 0
; CHECK-NEXT: ret
entry:
%insa = insertelement <2 x double> poison, double %a, i32 0
%insb = insertelement <2 x double> poison, double %b, i32 0
%va = shufflevector <2 x double> %insa, <2 x double> poison, <2 x i32> zeroinitializer
%vb = shufflevector <2 x double> %insb, <2 x double> poison, <2 x i32> zeroinitializer
%c = fsub <2 x double> %va, %vb
ret <2 x double> %c
}