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Issue 358013003:
Subzero: Partial implementation of global initializers. (Closed)
Base URL: https://gerrit.chromium.org/gerrit/p/native_client/pnacl-subzero.git@master| OLD | NEW |
|---|---|
| (Empty) | |
| 1 ; Test of global initializers. | |
| 2 | |
| 3 ; RUN: %llvm2ice --verbose inst %s | FileCheck %s | |
| 4 ; RUN: %llvm2ice --verbose none %s | FileCheck --check-prefix=ERRORS %s | |
| 5 ; RUN: %llvm2iceinsts %s | %szdiff %s | FileCheck --check-prefix=DUMP %s | |
| 6 | |
| 7 @PrimitiveInit = internal global [4 x i8] c"\1B\00\00\00", align 4 | |
| 8 ; CHECK: .data | |
| 9 ; CHECK-NEXT: .align 4 | |
| 10 ; CHECK-NEXT: PrimitiveInit: | |
| 11 ; CHECK-NEXT: .byte | |
| 12 ; CHECK: .size PrimitiveInit, 4 | |
| 13 | |
| 14 @PrimitiveInitConst = internal constant [4 x i8] c"\0D\00\00\00", align 4 | |
| 15 ; CHECK: .section .rodata,"a",@progbits | |
| 16 ; CHECK-NEXT: .align 4 | |
| 17 ; CHECK-NEXT: PrimitiveInitConst: | |
| 18 ; CHECK-NEXT: .byte | |
| 19 ; CHECK: .size PrimitiveInitConst, 4 | |
| 20 | |
| 21 @ArrayInit = internal global [20 x i8] c"\0A\00\00\00\14\00\00\00\1E\00\00\00(\0 0\00\002\00\00\00", align 4 | |
| 22 ; CHECK: .data | |
| 23 ; CHECK-NEXT: .align 4 | |
| 24 ; CHECK-NEXT: ArrayInit: | |
| 25 ; CHECK-NEXT: .byte | |
| 26 ; CHECK: .size ArrayInit, 20 | |
| 27 | |
| 28 @ArrayInitPartial = internal global [40 x i8] c"<\00\00\00F\00\00\00P\00\00\00Z\ 00\00\00d\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00", align 4 | |
| 29 ; CHECK: .data | |
| 30 ; CHECK-NEXT: .align 4 | |
| 31 ; CHECK-NEXT: ArrayInitPartial: | |
| 32 ; CHECK-NEXT: .byte | |
| 33 ; CHECK: .size ArrayInitPartial, 40 | |
| 34 | |
| 35 @PrimitiveInitStatic = internal global [4 x i8] zeroinitializer, align 4 | |
| 36 ; CHECK: .data | |
| 37 ; CHECK-NEXT: .comm PrimitiveInitStatic, 4, 4 | |
| 38 ; CHECK-NEXT: .local PrimitiveInitStatic | |
| 39 | |
| 40 @PrimitiveUninit = internal global [4 x i8] zeroinitializer, align 4 | |
| 41 ; CHECK: .data | |
| 42 ; CHECK-NEXT: .comm PrimitiveUninit, 4, 4 | |
| 43 ; CHECK-NEXT: .local PrimitiveUninit | |
| 44 | |
| 45 @ArrayUninit = internal global [20 x i8] zeroinitializer, align 4 | |
| 46 ; CHECK: .data | |
| 47 ; CHECK-NEXT: .comm ArrayUninit, 20, 4 | |
| 48 ; CHECK-NEXT: .local ArrayUninit | |
| 49 | |
|
jvoung (off chromium)
2014/06/27 19:29:27
What happens w/ constant zeroinitialized bits, w/
Jim Stichnoth
2014/06/28 00:28:13
Good point, added a test for this.
| |
| 50 @__init_array_start = internal constant [0 x i8] zeroinitializer, align 4 | |
| 51 @__fini_array_start = internal constant [0 x i8] zeroinitializer, align 4 | |
| 52 @__tls_template_start = internal constant [0 x i8] zeroinitializer, align 8 | |
| 53 @__tls_template_alignment = internal constant [4 x i8] c"\01\00\00\00", align 4 | |
| 54 | |
| 55 define internal i32 @main(i32 %argc, i32 %argv) { | |
| 56 entry: | |
| 57 %expanded1 = ptrtoint [4 x i8]* @PrimitiveInit to i32 | |
| 58 call void @use(i32 %expanded1) | |
| 59 %expanded3 = ptrtoint [4 x i8]* @PrimitiveInitConst to i32 | |
| 60 call void @use(i32 %expanded3) | |
| 61 %expanded5 = ptrtoint [4 x i8]* @PrimitiveInitStatic to i32 | |
| 62 call void @use(i32 %expanded5) | |
| 63 %expanded7 = ptrtoint [4 x i8]* @PrimitiveUninit to i32 | |
| 64 call void @use(i32 %expanded7) | |
| 65 %expanded9 = ptrtoint [20 x i8]* @ArrayInit to i32 | |
| 66 call void @use(i32 %expanded9) | |
| 67 %expanded11 = ptrtoint [40 x i8]* @ArrayInitPartial to i32 | |
| 68 call void @use(i32 %expanded11) | |
| 69 %expanded13 = ptrtoint [20 x i8]* @ArrayUninit to i32 | |
| 70 call void @use(i32 %expanded13) | |
| 71 ret i32 0 | |
| 72 } | |
| 73 ; CHECK: entry: | |
| 74 | |
| 75 declare void @use(i32) | |
| 76 | |
| 77 define internal i32 @nacl_tp_tdb_offset(i32 %__0) { | |
| 78 entry: | |
| 79 ret i32 0 | |
| 80 } | |
| 81 | |
| 82 define internal i32 @nacl_tp_tls_offset(i32 %size) { | |
| 83 entry: | |
| 84 %result = sub i32 0, %size | |
| 85 ret i32 %result | |
| 86 } | |
| 87 | |
| 88 ; ERRORS-NOT: ICE translation error | |
| 89 ; DUMP-NOT: SZ | |
| OLD | NEW |
