tests_lit/llvm2ice_tests/unreachable.ll - Issue 945953002: Subzero: Translate the unreachable bitcode directly to ud2.

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Side by Side Diff: tests_lit/llvm2ice_tests/unreachable.ll

Issue 945953002: Subzero: Translate the unreachable bitcode directly to ud2. (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master

Patch Set: Created 5 years, 10 months ago

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1 ; This tests the basic structure of the Unreachable instruction.	1 ; This tests the basic structure of the Unreachable instruction.

2	2

3 ; RUN: %p2i -i %s --assemble --disassemble -a -O2 --verbose none \	3 ; RUN: %p2i -i %s --assemble --disassemble -a -O2 --verbose none \

4 ; RUN: \| FileCheck %s	4 ; RUN: \| FileCheck %s

5 ; RUN: %p2i -i %s --assemble --disassemble -a -Om1 --verbose none \	5 ; RUN: %p2i -i %s --assemble --disassemble -a -Om1 --verbose none \

6 ; RUN: \| FileCheck %s	6 ; RUN: \| FileCheck %s

7	7

8 define internal i32 @divide(i32 %num, i32 %den) {	8 define internal i32 @divide(i32 %num, i32 %den) {

9 entry:	9 entry:

10 %cmp = icmp ne i32 %den, 0	10 %cmp = icmp ne i32 %den, 0

11 br i1 %cmp, label %return, label %abort	11 br i1 %cmp, label %return, label %abort

12	12

13 abort: ; preds = %entry	13 abort: ; preds = %entry

14 unreachable	14 unreachable

15	15

16 return: ; preds = %entry	16 return: ; preds = %entry

17 %div = sdiv i32 %num, %den	17 %div = sdiv i32 %num, %den

18 ret i32 %div	18 ret i32 %div

19 }	19 }

20	20

21 ; CHECK-LABEL: divide	21 ; CHECK-LABEL: divide

22 ; CHECK: cmp	22 ; CHECK: cmp

23 ; CHECK: call {{.}} R_{{.}} ice_unreachable	23 ; CHECK: ud2

24 ; CHECK: cdq	24 ; CHECK: cdq

25 ; CHECK: idiv	25 ; CHECK: idiv

26 ; CHECK: ret	26 ; CHECK: ret

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