test/Transforms/InstCombine/overflow.ll - Issue 939073008: Rebased PNaCl localmods in LLVM to 223109

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Side by Side Diff: test/Transforms/InstCombine/overflow.ll

Issue 939073008: Rebased PNaCl localmods in LLVM to 223109 (Closed)

Patch Set: undo localmod Created 5 years, 10 months ago

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1 ; RUN: opt -S -instcombine < %s \| FileCheck %s	1 ; RUN: opt -S -instcombine < %s \| FileCheck %s

2 ; <rdar://problem/8558713>	2 ; <rdar://problem/8558713>

3	3

	4 ; @LOCALMOD-BEGIN

	5 ; PNaCl does not support the with.overflow intrinsics in its stable

	6 ; ABI, so these optimizations are disabled.

	7

	8 ; RUN: opt -S -instcombine -mtriple=le32-nacl < %s \| FileCheck %s -check-prefix= PNACL

	9 ; PNACL-NOT: with.overflow

	10 ; @LOCALMOD-END

	11

4 declare void @throwAnExceptionOrWhatever()	12 declare void @throwAnExceptionOrWhatever()

5	13

6 ; CHECK-LABEL: @test1(	14 ; CHECK-LABEL: @test1(

7 define i32 @test1(i32 %a, i32 %b) nounwind ssp {	15 define i32 @test1(i32 %a, i32 %b) nounwind ssp {

8 entry:	16 entry:

9 ; CHECK-NOT: sext	17 ; CHECK-NOT: sext

10 %conv = sext i32 %a to i64	18 %conv = sext i32 %a to i64

11 %conv2 = sext i32 %b to i64	19 %conv2 = sext i32 %b to i64

12 %add = add nsw i64 %conv2, %conv	20 %add = add nsw i64 %conv2, %conv

13 %add.off = add i64 %add, 2147483648	21 %add.off = add i64 %add, 2147483648

(...skipping 132 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
146 br i1 %0, label %if.then, label %if.end	154 br i1 %0, label %if.then, label %if.end

147	155

148 if.then:	156 if.then:

149 tail call void @throwAnExceptionOrWhatever() nounwind	157 tail call void @throwAnExceptionOrWhatever() nounwind

150 br label %if.end	158 br label %if.end

151	159

152 if.end:	160 if.end:

153 %conv9 = trunc i64 %add to i32	161 %conv9 = trunc i64 %add to i32

154 ret i32 %conv9	162 ret i32 %conv9

155 }	163 }

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