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	to keep "Text" in sync with the "pure instructions" section attribute. Lack of this attribute was preventing the assembler from emitting multibyte noops instructions for templates (and inlines, and other coalesced stuff) and was causing the assembler to mismatch .o files. This fixes rdar://8018335 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108461 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			161 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			161 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; RUN: llc < %s -mtriple=i386-unknown-linux-gnu | FileCheck %s -check-prefix=LINUX
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| ; RUN: llc < %s -mtriple=i386-apple-darwin9.7 | FileCheck %s -check-prefix=DARWIN
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| ; RUN: llc < %s -mtriple=i386-unknown-linux-gnu -fdata-sections | FileCheck %s -check-prefix=LINUX-SECTIONS
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| 
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| 
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| ; int G1;
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| @G1 = common global i32 0
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| 
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| ; LINUX: .type   G1,@object
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| ; LINUX: .comm  G1,4,4
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| 
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| ; DARWIN: .comm	_G1,4,2
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| 
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| 
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| 
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| 
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| ; const int G2 __attribute__((weak)) = 42;
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| @G2 = weak_odr constant i32 42	
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| 
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| 
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| ; TODO: linux drops this into .rodata, we drop it into ".gnu.linkonce.r.G2"
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| 
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| ; DARWIN: .section __TEXT,__const_coal,coalesced,pure_instructions
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| ; DARWIN: _G2:
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| ; DARWIN:    .long 42
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| 
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| 
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| ; int * const G3 = &G1;
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| @G3 = constant i32* @G1
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| 
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| ; DARWIN: .section        __DATA,__const
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| ; DARWIN: .globl _G3
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| ; DARWIN: _G3:
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| ; DARWIN:     .long _G1
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| 
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| ; LINUX:   .section        .rodata,"a",@progbits
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| ; LINUX:   .globl  G3
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| 
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| ; LINUX-SECTIONS: .section        .rodata.G3,"a",@progbits
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| ; LINUX-SECTIONS: .globl  G3
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| 
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| 
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| ; _Complex long long const G4 = 34;
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| @G4 = constant {i64,i64} { i64 34, i64 0 }
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| 
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| ; DARWIN: .section        __TEXT,__const
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| ; DARWIN: _G4:
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| ; DARWIN:     .long 34
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| 
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| 
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| ; int G5 = 47;
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| @G5 = global i32 47
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| 
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| ; LINUX: .data
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| ; LINUX: .globl G5
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| ; LINUX: G5:
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| ; LINUX:    .long 47
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| 
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| ; DARWIN: .section        __DATA,__data
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| ; DARWIN: .globl _G5
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| ; DARWIN: _G5:
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| ; DARWIN:    .long 47
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| 
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| 
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| ; PR4584
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| @"foo bar" = linkonce global i32 42
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| 
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| ; LINUX: .type	foo_20_bar,@object
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| ; LINUX:.section	.gnu.linkonce.d.foo_20_bar,"aw",@progbits
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| ; LINUX: .weak	foo_20_bar
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| ; LINUX: foo_20_bar:
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| 
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| ; DARWIN: .section		__DATA,__datacoal_nt,coalesced
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| ; DARWIN: .globl	"_foo bar"
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| ; DARWIN:	.weak_definition "_foo bar"
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| ; DARWIN: "_foo bar":
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| 
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| ; PR4650
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| @G6 = weak_odr constant [1 x i8] c"\01"
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| 
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| ; LINUX:   .type	G6,@object
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| ; LINUX:   .section	.gnu.linkonce.r.G6,"a",@progbits
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| ; LINUX:   .weak	G6
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| ; LINUX: G6:
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| ; LINUX:   .byte	1
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| ; LINUX:   .size	G6, 1
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| 
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| ; DARWIN:  .section __TEXT,__const_coal,coalesced,pure_instructions
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| ; DARWIN:  .globl _G6
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| ; DARWIN:  .weak_definition _G6
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| ; DARWIN:_G6:
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| ; DARWIN:  .byte 1
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| 
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| 
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| @G7 = constant [10 x i8] c"abcdefghi\00"
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| 
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| ; DARWIN:	__TEXT,__cstring,cstring_literals
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| ; DARWIN:	.globl _G7
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| ; DARWIN: _G7:
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| ; DARWIN:	.asciz	"abcdefghi"
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| 
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| ; LINUX:	.section		.rodata.str1.1,"aMS",@progbits,1
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| ; LINUX:	.globl G7
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| ; LINUX: G7:
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| ; LINUX:	.asciz	"abcdefghi"
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| 
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| ; LINUX-SECTIONS: .section        .rodata.G7,"aMS",@progbits,1
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| ; LINUX-SECTIONS:	.globl G7
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| 
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| 
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| @G8 = constant [4 x i16] [ i16 1, i16 2, i16 3, i16 0 ]
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| 
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| ; DARWIN:	.section	__TEXT,__const
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| ; DARWIN:	.globl _G8
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| ; DARWIN: _G8:
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| 
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| ; LINUX:	.section		.rodata.str2.2,"aMS",@progbits,2
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| ; LINUX:	.globl G8
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| ; LINUX:G8:
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| 
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| @G9 = constant [4 x i32] [ i32 1, i32 2, i32 3, i32 0 ]
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| 
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| ; DARWIN:	.globl _G9
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| ; DARWIN: _G9:
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| 
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| ; LINUX:	.section		.rodata.str4.4,"aMS",@progbits,4
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| ; LINUX:	.globl G9
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| ; LINUX:G9
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| 
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| 
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| @G10 = weak global [100 x i32] zeroinitializer, align 32 ; <[100 x i32]*> [#uses=0]
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| 
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| 
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| ; DARWIN: 	.section	__DATA,__datacoal_nt,coalesced
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| ; DARWIN: .globl _G10
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| ; DARWIN:	.weak_definition _G10
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| ; DARWIN:	.align	5
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| ; DARWIN: _G10:
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| ; DARWIN:	.space	400
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| 
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| ; LINUX:	.bss
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| ; LINUX:	.weak	G10
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| ; LINUX:	.align	32
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| ; LINUX: G10:
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| ; LINUX:	.zero	400
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| 
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| 
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| 
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| ;; Zero sized objects should round up to 1 byte in zerofill directives.
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| ; rdar://7886017
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| @G11 = global [0 x i32] zeroinitializer
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| @G12 = global {} zeroinitializer
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| @G13 = global { [0 x {}] } zeroinitializer
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| 
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| ; DARWIN: .globl _G11
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| ; DARWIN: .zerofill __DATA,__common,_G11,1,2
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| ; DARWIN: .globl _G12
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| ; DARWIN: .zerofill __DATA,__common,_G12,1,3
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| ; DARWIN: .globl _G13
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| ; DARWIN: .zerofill __DATA,__common,_G13,1,3
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