globalinit.pnacl.ll - Android社区 - https://www.androidos.net.cn/

; Test of global initializers.

; REQUIRES: allow_dump

; Test initializers with -filetype=asm.
; RUN: %if --need=target_X8632 --command %p2i --filetype=asm --target x8632 \
; RUN:   -i %s --args -O2 -allow-externally-defined-symbols \
; RUN:   | %if --need=target_X8632 --command FileCheck %s

; RUN: %if --need=target_ARM32 --command %p2i --filetype=asm --target arm32 \
; RUN:   -i %s --args -O2 \
; RUN:   -allow-externally-defined-symbols \
; RUN:   | %if --need=target_ARM32 --command FileCheck %s

; Test instructions for materializing addresses.
; RUN: %if --need=target_X8632 --command %p2i --filetype=asm --target x8632 \
; RUN:   -i %s --args -O2 -allow-externally-defined-symbols \
; RUN: | %if --need=target_X8632 --command FileCheck %s --check-prefix=X8632

; Test instructions with -filetype=obj and try to cross reference instructions
; w/ the symbol table.
; RUN: %if --need=target_X8632 --command %p2i --assemble --disassemble \
; RUN:   --target x8632 -i %s --args --verbose none \
; RUN:   -allow-externally-defined-symbols \
; RUN:   | %if --need=target_X8632 --command FileCheck --check-prefix=IAS %s

; RUN: %if --need=target_X8632 --command %p2i --assemble --disassemble \
; RUN:   --dis-flags=-t --target x8632 -i %s --args --verbose none \
; RUN:   -allow-externally-defined-symbols \
; RUN:   | %if --need=target_X8632 --command FileCheck --check-prefix=SYMTAB %s

; This is not really IAS, but we can switch when that is implemented.
; For now we can at least see the instructions / relocations.
; RUN: %if --need=target_ARM32 --command %p2i --filetype=asm --assemble \
; RUN:   --disassemble --target arm32 -i %s \
; RUN:   --args --verbose none \
; RUN:   -allow-externally-defined-symbols \
; RUN:   | %if --need=target_ARM32 --command FileCheck \
; RUN:   --check-prefix=IASARM32 %s

; RUN: %if --need=target_ARM32 --command %p2i --filetype=asm --assemble \
; RUN:   --disassemble --dis-flags=-t --target arm32 -i %s \
; RUN:   --args --verbose none \
; RUN:   -allow-externally-defined-symbols \
; RUN:   | %if --need=target_ARM32 --command FileCheck --check-prefix=SYMTAB %s

; RUN: %if --need=target_MIPS32 --need=allow_dump \
; RUN:   --command %p2i --filetype=asm --assemble --disassemble --target \
; RUN:   mips32 -i %s --args -O2 -allow-externally-defined-symbols \
; RUN:   | %if --need=target_MIPS32 --need=allow_dump \
; RUN:   --command FileCheck --check-prefix=IASMIPS32 %s

; RUN: %if --need=target_MIPS32 --need=allow_dump --command %p2i \
; RUN:   --filetype=asm --assemble --disassemble --dis-flags=-t \
; RUN:   --target mips32 -i %s --args --verbose none \
; RUN:   -allow-externally-defined-symbols \
; RUN:   | %if --need=target_MIPS32 --need=allow_dump \
; RUN:   --command FileCheck --check-prefix=SYMTAB %s

define internal i32 @main(i32 %argc, i32 %argv) {
entry:
  %expanded1 = ptrtoint [4 x i8]* @PrimitiveInit to i32
  call void @use(i32 %expanded1)
  %expanded3 = ptrtoint [4 x i8]* @PrimitiveInitConst to i32
  call void @use(i32 %expanded3)
  %expanded5 = ptrtoint [4 x i8]* @PrimitiveInitStatic to i32
  call void @use(i32 %expanded5)
  %expanded7 = ptrtoint [4 x i8]* @PrimitiveUninit to i32
  call void @use(i32 %expanded7)
  %expanded9 = ptrtoint [20 x i8]* @ArrayInit to i32
  call void @use(i32 %expanded9)
  %expanded11 = ptrtoint [40 x i8]* @ArrayInitPartial to i32
  call void @use(i32 %expanded11)
  %expanded13 = ptrtoint [20 x i8]* @ArrayUninit to i32
  call void @use(i32 %expanded13)
  ret i32 0
}
; X8632-LABEL: main
; X8632: movl $PrimitiveInit,
; X8632: movl $PrimitiveInitConst,
; X8632: movl $PrimitiveInitStatic,
; X8632: movl $PrimitiveUninit,
; X8632: movl $ArrayInit,
; X8632: movl $ArrayInitPartial,
; X8632: movl $ArrayUninit,

; objdump does not indicate what symbol the mov/relocation applies to
; so we grep for "mov {{.*}}, OFFSET, sec", along with
; "OFFSET {{.*}} sec {{.*}} symbol" in the symbol table as a sanity check.
; NOTE: The symbol table sorting has no relation to the code's references.
; IAS-LABEL: main
; SYMTAB-LABEL: SYMBOL TABLE

; SYMTAB-DAG: 00000000 {{.*}} .data {{.*}} PrimitiveInit
; IAS: mov {{.*}},0x0 {{.*}} .data
; IAS: call
; IASARM32: movw {{.*}} PrimitiveInit
; IASARM32: movt {{.*}} PrimitiveInit
; IASARM32: bl
; IASMIPS32: 	lui	{{.*}}	PrimitiveInit
; IASMIPS32: 	addiu	{{.*}}	PrimitiveInit
; IASMIPS32: 	jal

; SYMTAB-DAG: 00000000 {{.*}} .rodata {{.*}} PrimitiveInitConst
; IAS: mov {{.*}},0x0 {{.*}} .rodata
; IAS: call
; IASARM32: movw {{.*}} PrimitiveInitConst
; IASARM32: movt {{.*}} PrimitiveInitConst
; IASARM32: bl
; IASMIPS32: 	lui	{{.*}}	PrimitiveInitConst
; IASMIPS32: 	addiu	{{.*}}	PrimitiveInitConst
; IASMIPS32: 	jal

; SYMTAB-DAG: 00000000 {{.*}} .bss {{.*}} PrimitiveInitStatic
; IAS: mov {{.*}},0x0 {{.*}} .bss
; IAS: call
; IASARM32: movw {{.*}} PrimitiveInitStatic
; IASARM32: movt {{.*}} PrimitiveInitStatic
; IASARM32: bl
; IASMIPS32: 	lui	{{.*}}	PrimitiveInitStatic
; IASMIPS32: 	addiu	{{.*}}	PrimitiveInitStatic
; IASMIPS32: 	jal

; SYMTAB-DAG: 00000004 {{.*}} .bss {{.*}} PrimitiveUninit
; IAS: mov {{.*}},0x4 {{.*}} .bss
; IAS: call
; IASARM32: movw {{.*}} PrimitiveUninit
; IASARM32: movt {{.*}} PrimitiveUninit
; IASARM32: bl
; IASMIPS32: 	lui	{{.*}}	PrimitiveUninit
; IASMIPS32: 	addiu	{{.*}}	PrimitiveUninit
; IASMIPS32: 	jal

; SYMTAB-DAG: 00000004{{.*}}.data{{.*}}ArrayInit
; IAS: mov {{.*}},0x4 {{.*}} .data
; IAS: call
; IASARM32: movw {{.*}} ArrayInit
; IASARM32: movt {{.*}} ArrayInit
; IASARM32: bl
; IASMIPS32: 	lui	{{.*}}	ArrayInit
; IASMIPS32: 	addiu	{{.*}}	ArrayInit
; IASMIPS32: 	jal

; SYMTAB-DAG: 00000018 {{.*}} .data {{.*}} ArrayInitPartial
; IAS: mov {{.*}},0x18 {{.*}} .data
; IAS: call
; IASARM32: movw {{.*}} ArrayInitPartial
; IASARM32: movt {{.*}} ArrayInitPartial
; IASARM32: bl
; IASMIPS32: 	lui	{{.*}}	ArrayInitPartial
; IASMIPS32: 	addiu	{{.*}}	ArrayInitPartial
; IASMIPS32: 	jal

; SYMTAB-DAG: 00000008 {{.*}} .bss {{.*}} ArrayUninit
; IAS: mov {{.*}},0x8 {{.*}} .bss
; IAS: call
; IASARM32: movw {{.*}} ArrayUninit
; IASARM32: movt {{.*}} ArrayUninit
; IASARM32: bl
; IASMIPS32: 	lui	{{.*}}	ArrayUninit
; IASMIPS32: 	addiu	{{.*}}	ArrayUninit
; IASMIPS32: 	jal

declare void @use(i32)

define internal i32 @nacl_tp_tdb_offset(i32 %__0) {
entry:
  ret i32 0
}

define internal i32 @nacl_tp_tls_offset(i32 %size) {
entry:
  %result = sub i32 0, %size
  ret i32 %result
}


@PrimitiveInit = internal global [4 x i8] c"\1B\00\00\00", align 4
; CHECK: .type PrimitiveInit,%object
; CHECK-NEXT: .section .data,"aw",%progbits
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: PrimitiveInit:
; CHECK-NEXT: .byte
; CHECK: .size PrimitiveInit, 4

@PrimitiveInitConst = internal constant [4 x i8] c"\0D\00\00\00", align 4
; CHECK: .type PrimitiveInitConst,%object
; CHECK-NEXT: .section .rodata,"a",%progbits
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: PrimitiveInitConst:
; CHECK-NEXT: .byte
; CHECK: .size PrimitiveInitConst, 4

@ArrayInit = internal global [20 x i8] c"\0A\00\00\00\14\00\00\00\1E\00\00\00(\00\00\002\00\00\00", align 4
; CHECK: .type ArrayInit,%object
; CHECK-NEXT: .section .data,"aw",%progbits
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: ArrayInit:
; CHECK-NEXT: .byte
; CHECK: .size ArrayInit, 20

@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
; CHECK: .type ArrayInitPartial,%object
; CHECK-NEXT: .section .data,"aw",%progbits
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: ArrayInitPartial:
; CHECK-NEXT: .byte
; CHECK: .size ArrayInitPartial, 40

@PrimitiveInitStatic = internal global [4 x i8] zeroinitializer, align 4
; CHECK: .type PrimitiveInitStatic,%object
; CHECK-NEXT: .section .bss,"aw",%nobits
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: PrimitiveInitStatic:
; CHECK-NEXT: .zero 4
; CHECK-NEXT: .size PrimitiveInitStatic, 4

@PrimitiveUninit = internal global [4 x i8] zeroinitializer, align 4
; CHECK: .type PrimitiveUninit,%object
; CHECK-NEXT: .section .bss,"aw",%nobits
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: PrimitiveUninit:
; CHECK-NEXT: .zero 4
; CHECK-NEXT: .size PrimitiveUninit, 4

@ArrayUninit = internal global [20 x i8] zeroinitializer, align 4
; CHECK: .type ArrayUninit,%object
; CHECK-NEXT: .section .bss,"aw",%nobits
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: ArrayUninit:
; CHECK-NEXT: .zero 20
; CHECK-NEXT: .size ArrayUninit, 20

@ArrayUninitConstDouble = internal constant [200 x i8] zeroinitializer, align 8
; CHECK: .type ArrayUninitConstDouble,%object
; CHECK-NEXT: .section .rodata,"a",%progbits
; CHECK-NEXT: .p2align 3
; CHECK-NEXT: ArrayUninitConstDouble:
; CHECK-NEXT: .zero 200
; CHECK-NEXT: .size ArrayUninitConstDouble, 200

@ArrayUninitConstInt = internal constant [20 x i8] zeroinitializer, align 4
; CHECK: .type ArrayUninitConstInt,%object
; CHECK: .section .rodata,"a",%progbits
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: ArrayUninitConstInt:
; CHECK-NEXT: .zero 20
; CHECK-NEXT: .size ArrayUninitConstInt, 20

@__init_array_start = internal constant [0 x i8] zeroinitializer, align 4
@__fini_array_start = internal constant [0 x i8] zeroinitializer, align 4
@__tls_template_start = internal constant [0 x i8] zeroinitializer, align 8
@__tls_template_alignment = internal constant [4 x i8] c"\01\00\00\00", align 4