test/CodeGen/X86/invalid-gcc-snan-conversion.ll - Issue 1151093004: Changes from 3.7 merge to files not in upstream

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Issue 1151093004: Changes from 3.7 merge to files not in upstream (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-llvm.git@master

Patch Set: Created 5 years, 7 months ago

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« lib/Transforms/NaCl/ReplacePtrsWithInts.cpp ('K') | « test/CodeGen/JS/simd-loadstore.ll ('k') | test/NaCl/ARM/GOT-with-disabled-constpools.ll » ('j') | test/Transforms/NaCl/internalize-used-globals.ll » ('J')
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1 ; If LLVM is built in Release mode with a buggy gcc under x86-32, it	1 ; If LLVM is built in Release mode with a buggy gcc under x86-32, it

2 ; may transform 64-bit constants with a signaling NaN bit pattern into	2 ; may transform 64-bit constants with a signaling NaN bit pattern into

3 ; a quiet NaN bit pattern. See	3 ; a quiet NaN bit pattern. See

4 ; http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58416	4 ; http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58416

5	5

6 ; RUN: llc -march=x86-64 < %s \| FileCheck %s	6 ; RUN: llc -march=x86-64 < %s \| FileCheck %s

7	7

8 define i32 @main() #0 {	8 define i32 @main() #0 {

9 entry:	9 entry:

10 %retval = alloca i32, align 4	10 %retval = alloca i32, align 4

11 %tmp = alloca i64, align 8	11 %tmp = alloca i64, align 8

12 store i32 0, i32* %retval	12 store i32 0, i32* %retval

13 ; -4503599627370495 == 0xfff0000000000001	13 ; -4503599627370495 == 0xfff0000000000001

14 store i64 -4503599627370495, i64* %tmp, align 8	14 store i64 -4503599627370495, i64* %tmp, align 8

15 %0 = load i64* %tmp, align 8	15 %0 = load i64, i64* %tmp, align 8

16 call void @Consume(i64 %0)	16 call void @Consume(i64 %0)

17 ret i32 0	17 ret i32 0

18 }	18 }

19	19

20 ; CHECK: main:	20 ; CHECK: main:

21 ; make sure 0xfff0000000000001 didn't change to 0xfff8000000000001	21 ; make sure 0xfff0000000000001 didn't change to 0xfff8000000000001

22 ; CHECK: 0xFFF00000	22 ; CHECK: 0xFFF00000

23 ; CHECK-NOT: 0xFFF80000	23 ; CHECK-NOT: 0xFFF80000

24	24

25 declare void @Consume(i64) #1	25 declare void @Consume(i64) #1

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