112 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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| ; RUN: opt -S -instcombine < %s | FileCheck %s
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| 
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| define double @fdiv_sin_cos(double %a) {
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| ; CHECK-LABEL: @fdiv_sin_cos(
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| ; CHECK-NEXT:    [[TMP1:%.*]] = call double @llvm.sin.f64(double [[A:%.*]])
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| ; CHECK-NEXT:    [[TMP2:%.*]] = call double @llvm.cos.f64(double [[A]])
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| ; CHECK-NEXT:    [[DIV:%.*]] = fdiv double [[TMP1]], [[TMP2]]
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| ; CHECK-NEXT:    ret double [[DIV]]
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| ;
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|   %1 = call double @llvm.sin.f64(double %a)
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|   %2 = call double @llvm.cos.f64(double %a)
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|   %div = fdiv double %1, %2
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|   ret double %div
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| }
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| 
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| define double @fdiv_strict_sin_strict_cos_reassoc(double %a) {
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| ; CHECK-LABEL: @fdiv_strict_sin_strict_cos_reassoc(
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| ; CHECK-NEXT:    [[TMP1:%.*]] = call double @llvm.sin.f64(double [[A:%.*]])
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| ; CHECK-NEXT:    [[TMP2:%.*]] = call reassoc double @llvm.cos.f64(double [[A]])
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| ; CHECK-NEXT:    [[DIV:%.*]] = fdiv double [[TMP1]], [[TMP2]]
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| ; CHECK-NEXT:    ret double [[DIV]]
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| ;
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|   %1 = call double @llvm.sin.f64(double %a)
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|   %2 = call reassoc double @llvm.cos.f64(double %a)
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|   %div = fdiv double %1, %2
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|   ret double %div
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| }
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| 
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| define double @fdiv_reassoc_sin_strict_cos_strict(double %a, i32* dereferenceable(2) %dummy) {
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| ; CHECK-LABEL: @fdiv_reassoc_sin_strict_cos_strict(
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| ; CHECK-NEXT:    [[TAN:%.*]] = call reassoc double @tan(double [[A:%.*]]) #1
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| ; CHECK-NEXT:    ret double [[TAN]]
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| ;
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|   %1 = call double @llvm.sin.f64(double %a)
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|   %2 = call double @llvm.cos.f64(double %a)
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|   %div = fdiv reassoc double %1, %2
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|   ret double %div
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| }
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| 
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| define double @fdiv_reassoc_sin_reassoc_cos_strict(double %a) {
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| ; CHECK-LABEL: @fdiv_reassoc_sin_reassoc_cos_strict(
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| ; CHECK-NEXT:    [[TAN:%.*]] = call reassoc double @tan(double [[A:%.*]]) #1
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| ; CHECK-NEXT:    ret double [[TAN]]
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| ;
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|   %1 = call reassoc double @llvm.sin.f64(double %a)
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|   %2 = call double @llvm.cos.f64(double %a)
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|   %div = fdiv reassoc double %1, %2
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|   ret double %div
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| }
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| 
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| define double @fdiv_sin_cos_reassoc_multiple_uses(double %a) {
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| ; CHECK-LABEL: @fdiv_sin_cos_reassoc_multiple_uses(
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| ; CHECK-NEXT:    [[TMP1:%.*]] = call reassoc double @llvm.sin.f64(double [[A:%.*]])
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| ; CHECK-NEXT:    [[TMP2:%.*]] = call reassoc double @llvm.cos.f64(double [[A]])
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| ; CHECK-NEXT:    [[DIV:%.*]] = fdiv reassoc double [[TMP1]], [[TMP2]]
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| ; CHECK-NEXT:    call void @use(double [[TMP2]])
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| ; CHECK-NEXT:    ret double [[DIV]]
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| ;
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|   %1 = call reassoc double @llvm.sin.f64(double %a)
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|   %2 = call reassoc double @llvm.cos.f64(double %a)
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|   %div = fdiv reassoc double %1, %2
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|   call void @use(double %2)
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|   ret double %div
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| }
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| 
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| define double @fdiv_sin_cos_reassoc(double %a) {
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| ; CHECK-LABEL: @fdiv_sin_cos_reassoc(
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| ; CHECK-NEXT:    [[TAN:%.*]] = call reassoc double @tan(double [[A:%.*]]) #1
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| ; CHECK-NEXT:    ret double [[TAN]]
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| ;
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|   %1 = call reassoc double @llvm.sin.f64(double %a)
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|   %2 = call reassoc double @llvm.cos.f64(double %a)
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|   %div = fdiv reassoc double %1, %2
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|   ret double %div
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| }
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| 
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| define float @fdiv_sinf_cosf_reassoc(float %a) {
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| ; CHECK-LABEL: @fdiv_sinf_cosf_reassoc(
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| ; CHECK-NEXT:    [[TANF:%.*]] = call reassoc float @tanf(float [[A:%.*]]) #1
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| ; CHECK-NEXT:    ret float [[TANF]]
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| ;
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|   %1 = call reassoc float @llvm.sin.f32(float %a)
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|   %2 = call reassoc float @llvm.cos.f32(float %a)
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|   %div = fdiv reassoc float %1, %2
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|   ret float %div
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| }
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| 
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| define fp128 @fdiv_sinfp128_cosfp128_reassoc(fp128 %a) {
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| ; CHECK-LABEL: @fdiv_sinfp128_cosfp128_reassoc(
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| ; CHECK-NEXT:    [[TANL:%.*]] = call reassoc fp128 @tanl(fp128 [[A:%.*]]) #1
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| ; CHECK-NEXT:    ret fp128 [[TANL]]
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| ;
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|   %1 = call reassoc fp128 @llvm.sin.fp128(fp128 %a)
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|   %2 = call reassoc fp128 @llvm.cos.fp128(fp128 %a)
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|   %div = fdiv reassoc fp128 %1, %2
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|   ret fp128 %div
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| }
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| 
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| declare double @llvm.sin.f64(double) #1
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| declare float @llvm.sin.f32(float) #1
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| declare fp128 @llvm.sin.fp128(fp128) #1
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| 
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| declare double @llvm.cos.f64(double) #1
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| declare float @llvm.cos.f32(float) #1
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| declare fp128 @llvm.cos.fp128(fp128) #1
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| 
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| declare void @use(double)
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| 
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| attributes #0 = { nounwind readnone speculatable }
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| attributes #1 = { nounwind readnone }
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