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[InstCombine] regenerate full checks; NFC
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@331998 91177308-0d34-0410-b5e6-96231b3b80d8
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rotateright committed May 10, 2018
1 parent 34b3457 commit ae65e14
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Showing 2 changed files with 341 additions and 281 deletions.
295 changes: 162 additions & 133 deletions test/Transforms/InstCombine/maxnum.ll
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@@ -1,222 +1,251 @@
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -instcombine < %s | FileCheck %s

declare float @llvm.maxnum.f32(float, float) #0
declare float @llvm.maxnum.v2f32(<2 x float>, <2 x float>) #0
declare <4 x float> @llvm.maxnum.v4f32(<4 x float>, <4 x float>) #0
declare float @llvm.maxnum.f32(float, float)
declare float @llvm.maxnum.v2f32(<2 x float>, <2 x float>)
declare <4 x float> @llvm.maxnum.v4f32(<4 x float>, <4 x float>)

declare double @llvm.maxnum.f64(double, double) #0
declare <2 x double> @llvm.maxnum.v2f64(<2 x double>, <2 x double>) #0
declare double @llvm.maxnum.f64(double, double)
declare <2 x double> @llvm.maxnum.v2f64(<2 x double>, <2 x double>)

; CHECK-LABEL: @constant_fold_maxnum_f32
; CHECK-NEXT: ret float 2.000000e+00
define float @constant_fold_maxnum_f32() #0 {
%x = call float @llvm.maxnum.f32(float 1.0, float 2.0) #0
define float @constant_fold_maxnum_f32() {
; CHECK-LABEL: @constant_fold_maxnum_f32(
; CHECK-NEXT: ret float 2.000000e+00
;
%x = call float @llvm.maxnum.f32(float 1.0, float 2.0)
ret float %x
}

; CHECK-LABEL: @constant_fold_maxnum_f32_inv
; CHECK-NEXT: ret float 2.000000e+00
define float @constant_fold_maxnum_f32_inv() #0 {
%x = call float @llvm.maxnum.f32(float 2.0, float 1.0) #0
define float @constant_fold_maxnum_f32_inv() {
; CHECK-LABEL: @constant_fold_maxnum_f32_inv(
; CHECK-NEXT: ret float 2.000000e+00
;
%x = call float @llvm.maxnum.f32(float 2.0, float 1.0)
ret float %x
}

; CHECK-LABEL: @constant_fold_maxnum_f32_nan0
; CHECK-NEXT: ret float 2.000000e+00
define float @constant_fold_maxnum_f32_nan0() #0 {
%x = call float @llvm.maxnum.f32(float 0x7FF8000000000000, float 2.0) #0
define float @constant_fold_maxnum_f32_nan0() {
; CHECK-LABEL: @constant_fold_maxnum_f32_nan0(
; CHECK-NEXT: ret float 2.000000e+00
;
%x = call float @llvm.maxnum.f32(float 0x7FF8000000000000, float 2.0)
ret float %x
}

; CHECK-LABEL: @constant_fold_maxnum_f32_nan1
; CHECK-NEXT: ret float 2.000000e+00
define float @constant_fold_maxnum_f32_nan1() #0 {
%x = call float @llvm.maxnum.f32(float 2.0, float 0x7FF8000000000000) #0
define float @constant_fold_maxnum_f32_nan1() {
; CHECK-LABEL: @constant_fold_maxnum_f32_nan1(
; CHECK-NEXT: ret float 2.000000e+00
;
%x = call float @llvm.maxnum.f32(float 2.0, float 0x7FF8000000000000)
ret float %x
}

; CHECK-LABEL: @constant_fold_maxnum_f32_nan_nan
; CHECK-NEXT: ret float 0x7FF8000000000000
define float @constant_fold_maxnum_f32_nan_nan() #0 {
%x = call float @llvm.maxnum.f32(float 0x7FF8000000000000, float 0x7FF8000000000000) #0
define float @constant_fold_maxnum_f32_nan_nan() {
; CHECK-LABEL: @constant_fold_maxnum_f32_nan_nan(
; CHECK-NEXT: ret float 0x7FF8000000000000
;
%x = call float @llvm.maxnum.f32(float 0x7FF8000000000000, float 0x7FF8000000000000)
ret float %x
}

; CHECK-LABEL: @constant_fold_maxnum_f32_p0_p0
; CHECK-NEXT: ret float 0.000000e+00
define float @constant_fold_maxnum_f32_p0_p0() #0 {
%x = call float @llvm.maxnum.f32(float 0.0, float 0.0) #0
define float @constant_fold_maxnum_f32_p0_p0() {
; CHECK-LABEL: @constant_fold_maxnum_f32_p0_p0(
; CHECK-NEXT: ret float 0.000000e+00
;
%x = call float @llvm.maxnum.f32(float 0.0, float 0.0)
ret float %x
}

; CHECK-LABEL: @constant_fold_maxnum_f32_p0_n0
; CHECK-NEXT: ret float 0.000000e+00
define float @constant_fold_maxnum_f32_p0_n0() #0 {
%x = call float @llvm.maxnum.f32(float 0.0, float -0.0) #0
define float @constant_fold_maxnum_f32_p0_n0() {
; CHECK-LABEL: @constant_fold_maxnum_f32_p0_n0(
; CHECK-NEXT: ret float 0.000000e+00
;
%x = call float @llvm.maxnum.f32(float 0.0, float -0.0)
ret float %x
}

; CHECK-LABEL: @constant_fold_maxnum_f32_n0_p0
; CHECK-NEXT: ret float -0.000000e+00
define float @constant_fold_maxnum_f32_n0_p0() #0 {
%x = call float @llvm.maxnum.f32(float -0.0, float 0.0) #0
define float @constant_fold_maxnum_f32_n0_p0() {
; CHECK-LABEL: @constant_fold_maxnum_f32_n0_p0(
; CHECK-NEXT: ret float -0.000000e+00
;
%x = call float @llvm.maxnum.f32(float -0.0, float 0.0)
ret float %x
}

; CHECK-LABEL: @constant_fold_maxnum_f32_n0_n0
; CHECK-NEXT: ret float -0.000000e+00
define float @constant_fold_maxnum_f32_n0_n0() #0 {
%x = call float @llvm.maxnum.f32(float -0.0, float -0.0) #0
define float @constant_fold_maxnum_f32_n0_n0() {
; CHECK-LABEL: @constant_fold_maxnum_f32_n0_n0(
; CHECK-NEXT: ret float -0.000000e+00
;
%x = call float @llvm.maxnum.f32(float -0.0, float -0.0)
ret float %x
}

; CHECK-LABEL: @constant_fold_maxnum_v4f32
; CHECK-NEXT: ret <4 x float> <float 2.000000e+00, float 8.000000e+00, float 1.000000e+01, float 9.000000e+00>
define <4 x float> @constant_fold_maxnum_v4f32() #0 {
define <4 x float> @constant_fold_maxnum_v4f32() {
; CHECK-LABEL: @constant_fold_maxnum_v4f32(
; CHECK-NEXT: ret <4 x float> <float 2.000000e+00, float 8.000000e+00, float 1.000000e+01, float 9.000000e+00>
;
%x = call <4 x float> @llvm.maxnum.v4f32(<4 x float> <float 1.0, float 8.0, float 3.0, float 9.0>, <4 x float> <float 2.0, float 2.0, float 10.0, float 5.0>)
ret <4 x float> %x
}

; CHECK-LABEL: @constant_fold_maxnum_f64
; CHECK-NEXT: ret double 2.000000e+00
define double @constant_fold_maxnum_f64() #0 {
%x = call double @llvm.maxnum.f64(double 1.0, double 2.0) #0
define double @constant_fold_maxnum_f64() {
; CHECK-LABEL: @constant_fold_maxnum_f64(
; CHECK-NEXT: ret double 2.000000e+00
;
%x = call double @llvm.maxnum.f64(double 1.0, double 2.0)
ret double %x
}

; CHECK-LABEL: @constant_fold_maxnum_f64_nan0
; CHECK-NEXT: ret double 2.000000e+00
define double @constant_fold_maxnum_f64_nan0() #0 {
%x = call double @llvm.maxnum.f64(double 0x7FF8000000000000, double 2.0) #0
define double @constant_fold_maxnum_f64_nan0() {
; CHECK-LABEL: @constant_fold_maxnum_f64_nan0(
; CHECK-NEXT: ret double 2.000000e+00
;
%x = call double @llvm.maxnum.f64(double 0x7FF8000000000000, double 2.0)
ret double %x
}

; CHECK-LABEL: @constant_fold_maxnum_f64_nan1
; CHECK-NEXT: ret double 2.000000e+00
define double @constant_fold_maxnum_f64_nan1() #0 {
%x = call double @llvm.maxnum.f64(double 2.0, double 0x7FF8000000000000) #0
define double @constant_fold_maxnum_f64_nan1() {
; CHECK-LABEL: @constant_fold_maxnum_f64_nan1(
; CHECK-NEXT: ret double 2.000000e+00
;
%x = call double @llvm.maxnum.f64(double 2.0, double 0x7FF8000000000000)
ret double %x
}

; CHECK-LABEL: @constant_fold_maxnum_f64_nan_nan
; CHECK-NEXT: ret double 0x7FF8000000000000
define double @constant_fold_maxnum_f64_nan_nan() #0 {
%x = call double @llvm.maxnum.f64(double 0x7FF8000000000000, double 0x7FF8000000000000) #0
define double @constant_fold_maxnum_f64_nan_nan() {
; CHECK-LABEL: @constant_fold_maxnum_f64_nan_nan(
; CHECK-NEXT: ret double 0x7FF8000000000000
;
%x = call double @llvm.maxnum.f64(double 0x7FF8000000000000, double 0x7FF8000000000000)
ret double %x
}

; CHECK-LABEL: @canonicalize_constant_maxnum_f32
; CHECK: call float @llvm.maxnum.f32(float %x, float 1.000000e+00)
define float @canonicalize_constant_maxnum_f32(float %x) #0 {
%y = call float @llvm.maxnum.f32(float 1.0, float %x) #0
define float @canonicalize_constant_maxnum_f32(float %x) {
; CHECK-LABEL: @canonicalize_constant_maxnum_f32(
; CHECK-NEXT: [[Y:%.*]] = call float @llvm.maxnum.f32(float [[X:%.*]], float 1.000000e+00)
; CHECK-NEXT: ret float [[Y]]
;
%y = call float @llvm.maxnum.f32(float 1.0, float %x)
ret float %y
}

; CHECK-LABEL: @noop_maxnum_f32
; CHECK-NEXT: ret float %x
define float @noop_maxnum_f32(float %x) #0 {
%y = call float @llvm.maxnum.f32(float %x, float %x) #0
define float @noop_maxnum_f32(float %x) {
; CHECK-LABEL: @noop_maxnum_f32(
; CHECK-NEXT: ret float [[X:%.*]]
;
%y = call float @llvm.maxnum.f32(float %x, float %x)
ret float %y
}

; CHECK-LABEL: @maxnum_f32_nan_val
; CHECK-NEXT: ret float %x
define float @maxnum_f32_nan_val(float %x) #0 {
%y = call float @llvm.maxnum.f32(float 0x7FF8000000000000, float %x) #0
define float @maxnum_f32_nan_val(float %x) {
; CHECK-LABEL: @maxnum_f32_nan_val(
; CHECK-NEXT: ret float [[X:%.*]]
;
%y = call float @llvm.maxnum.f32(float 0x7FF8000000000000, float %x)
ret float %y
}

; CHECK-LABEL: @maxnum_f32_val_nan
; CHECK-NEXT: ret float %x
define float @maxnum_f32_val_nan(float %x) #0 {
%y = call float @llvm.maxnum.f32(float %x, float 0x7FF8000000000000) #0
define float @maxnum_f32_val_nan(float %x) {
; CHECK-LABEL: @maxnum_f32_val_nan(
; CHECK-NEXT: ret float [[X:%.*]]
;
%y = call float @llvm.maxnum.f32(float %x, float 0x7FF8000000000000)
ret float %y
}

; CHECK-LABEL: @fold_maxnum_f32_undef_undef
; CHECK-NEXT: ret float undef
define float @fold_maxnum_f32_undef_undef(float %x) nounwind {
%val = call float @llvm.maxnum.f32(float undef, float undef) #0
define float @fold_maxnum_f32_undef_undef(float %x) {
; CHECK-LABEL: @fold_maxnum_f32_undef_undef(
; CHECK-NEXT: ret float undef
;
%val = call float @llvm.maxnum.f32(float undef, float undef)
ret float %val
}

; CHECK-LABEL: @fold_maxnum_f32_val_undef
; CHECK-NEXT: ret float %x
define float @fold_maxnum_f32_val_undef(float %x) nounwind {
%val = call float @llvm.maxnum.f32(float %x, float undef) #0
define float @fold_maxnum_f32_val_undef(float %x) {
; CHECK-LABEL: @fold_maxnum_f32_val_undef(
; CHECK-NEXT: ret float [[X:%.*]]
;
%val = call float @llvm.maxnum.f32(float %x, float undef)
ret float %val
}

; CHECK-LABEL: @fold_maxnum_f32_undef_val
; CHECK-NEXT: ret float %x
define float @fold_maxnum_f32_undef_val(float %x) nounwind {
%val = call float @llvm.maxnum.f32(float undef, float %x) #0
define float @fold_maxnum_f32_undef_val(float %x) {
; CHECK-LABEL: @fold_maxnum_f32_undef_val(
; CHECK-NEXT: ret float [[X:%.*]]
;
%val = call float @llvm.maxnum.f32(float undef, float %x)
ret float %val
}

; CHECK-LABEL: @maxnum_x_maxnum_x_y
; CHECK-NEXT: call float @llvm.maxnum.f32(float %x, float %y)
; CHECK-NEXT: ret float
define float @maxnum_x_maxnum_x_y(float %x, float %y) #0 {
%a = call float @llvm.maxnum.f32(float %x, float %y) #0
%b = call float @llvm.maxnum.f32(float %x, float %a) #0
define float @maxnum_x_maxnum_x_y(float %x, float %y) {
; CHECK-LABEL: @maxnum_x_maxnum_x_y(
; CHECK-NEXT: [[A:%.*]] = call float @llvm.maxnum.f32(float [[X:%.*]], float [[Y:%.*]])
; CHECK-NEXT: ret float [[A]]
;
%a = call float @llvm.maxnum.f32(float %x, float %y)
%b = call float @llvm.maxnum.f32(float %x, float %a)
ret float %b
}

; CHECK-LABEL: @maxnum_y_maxnum_x_y
; CHECK-NEXT: call float @llvm.maxnum.f32(float %x, float %y)
; CHECK-NEXT: ret float
define float @maxnum_y_maxnum_x_y(float %x, float %y) #0 {
%a = call float @llvm.maxnum.f32(float %x, float %y) #0
%b = call float @llvm.maxnum.f32(float %y, float %a) #0
define float @maxnum_y_maxnum_x_y(float %x, float %y) {
; CHECK-LABEL: @maxnum_y_maxnum_x_y(
; CHECK-NEXT: [[A:%.*]] = call float @llvm.maxnum.f32(float [[X:%.*]], float [[Y:%.*]])
; CHECK-NEXT: ret float [[A]]
;
%a = call float @llvm.maxnum.f32(float %x, float %y)
%b = call float @llvm.maxnum.f32(float %y, float %a)
ret float %b
}

; CHECK-LABEL: @maxnum_z_maxnum_x_y
; CHECK-NEXT: call float @llvm.maxnum.f32(float %x, float %y)
; CHECK-NEXT: call float @llvm.maxnum.f32(float %z, float %a)
; CHECK-NEXT: ret float
define float @maxnum_z_maxnum_x_y(float %x, float %y, float %z) #0 {
%a = call float @llvm.maxnum.f32(float %x, float %y) #0
%b = call float @llvm.maxnum.f32(float %z, float %a) #0
define float @maxnum_z_maxnum_x_y(float %x, float %y, float %z) {
; CHECK-LABEL: @maxnum_z_maxnum_x_y(
; CHECK-NEXT: [[A:%.*]] = call float @llvm.maxnum.f32(float [[X:%.*]], float [[Y:%.*]])
; CHECK-NEXT: [[B:%.*]] = call float @llvm.maxnum.f32(float [[Z:%.*]], float [[A]])
; CHECK-NEXT: ret float [[B]]
;
%a = call float @llvm.maxnum.f32(float %x, float %y)
%b = call float @llvm.maxnum.f32(float %z, float %a)
ret float %b
}

; CHECK-LABEL: @maxnum_maxnum_x_y_z
; CHECK-NEXT: call float @llvm.maxnum.f32(float %x, float %y)
; CHECK-NEXT: call float @llvm.maxnum.f32(float %a, float %z)
; CHECK-NEXT: ret float
define float @maxnum_maxnum_x_y_z(float %x, float %y, float %z) #0 {
%a = call float @llvm.maxnum.f32(float %x, float %y) #0
%b = call float @llvm.maxnum.f32(float %a, float %z) #0
define float @maxnum_maxnum_x_y_z(float %x, float %y, float %z) {
; CHECK-LABEL: @maxnum_maxnum_x_y_z(
; CHECK-NEXT: [[A:%.*]] = call float @llvm.maxnum.f32(float [[X:%.*]], float [[Y:%.*]])
; CHECK-NEXT: [[B:%.*]] = call float @llvm.maxnum.f32(float [[A]], float [[Z:%.*]])
; CHECK-NEXT: ret float [[B]]
;
%a = call float @llvm.maxnum.f32(float %x, float %y)
%b = call float @llvm.maxnum.f32(float %a, float %z)
ret float %b
}

; CHECK-LABEL: @maxnum4
; CHECK-NEXT: call float @llvm.maxnum.f32(float %x, float %y)
; CHECK-NEXT: call float @llvm.maxnum.f32(float %z, float %w)
; CHECK-NEXT: call float @llvm.maxnum.f32(float %a, float %b)
; CHECK-NEXT: ret float
define float @maxnum4(float %x, float %y, float %z, float %w) #0 {
%a = call float @llvm.maxnum.f32(float %x, float %y) #0
%b = call float @llvm.maxnum.f32(float %z, float %w) #0
%c = call float @llvm.maxnum.f32(float %a, float %b) #0
define float @maxnum4(float %x, float %y, float %z, float %w) {
; CHECK-LABEL: @maxnum4(
; CHECK-NEXT: [[A:%.*]] = call float @llvm.maxnum.f32(float [[X:%.*]], float [[Y:%.*]])
; CHECK-NEXT: [[B:%.*]] = call float @llvm.maxnum.f32(float [[Z:%.*]], float [[W:%.*]])
; CHECK-NEXT: [[C:%.*]] = call float @llvm.maxnum.f32(float [[A]], float [[B]])
; CHECK-NEXT: ret float [[C]]
;
%a = call float @llvm.maxnum.f32(float %x, float %y)
%b = call float @llvm.maxnum.f32(float %z, float %w)
%c = call float @llvm.maxnum.f32(float %a, float %b)
ret float %c
}

; CHECK-LABEL: @fold_maxnum_f32_inf_val
; CHECK-NEXT: ret float 0x7FF0000000000000
define float @fold_maxnum_f32_inf_val(float %x) nounwind {
%val = call float @llvm.maxnum.f32(float 0x7FF0000000000000, float %x) #0
define float @fold_maxnum_f32_inf_val(float %x) {
; CHECK-LABEL: @fold_maxnum_f32_inf_val(
; CHECK-NEXT: ret float 0x7FF0000000000000
;
%val = call float @llvm.maxnum.f32(float 0x7FF0000000000000, float %x)
ret float %val
}

; CHECK-LABEL: @fold_maxnum_f32_neginf_val
; CHECK-NEXT: call float @llvm.maxnum.f32(float %x, float 0xFFF0000000000000)
; CHECK-NEXT: ret float
define float @fold_maxnum_f32_neginf_val(float %x) nounwind {
%val = call float @llvm.maxnum.f32(float 0xFFF0000000000000, float %x) #0
define float @fold_maxnum_f32_neginf_val(float %x) {
; CHECK-LABEL: @fold_maxnum_f32_neginf_val(
; CHECK-NEXT: [[VAL:%.*]] = call float @llvm.maxnum.f32(float [[X:%.*]], float 0xFFF0000000000000)
; CHECK-NEXT: ret float [[VAL]]
;
%val = call float @llvm.maxnum.f32(float 0xFFF0000000000000, float %x)
ret float %val
}

attributes #0 = { nounwind readnone }
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