As Dan pointed out, movzbl, movsbl, and friends are nicer than their alias

[oota-llvm.git] / test / CodeGen / X86 / global-sections.ll

diff --git a/test/CodeGen/X86/global-sections.ll b/test/CodeGen/X86/global-sections.ll
index 2aba834135322ad6547b624e7a651c270fbdd69a..d0a1b4d281fec4c49fab147f68bb39cbfeabde20 100644 (file)
--- a/test/CodeGen/X86/global-sections.ll
+++ b/test/CodeGen/X86/global-sections.ll
@@ -1,5 +1,6 @@
 ; RUN: llc < %s -mtriple=i386-unknown-linux-gnu | FileCheck %s -check-prefix=LINUX
 ; RUN: llc < %s -mtriple=i386-apple-darwin9.7 | FileCheck %s -check-prefix=DARWIN
+; RUN: llc < %s -mtriple=i386-unknown-linux-gnu -fdata-sections | FileCheck %s -check-prefix=LINUX-SECTIONS
 
 
 ; int G1;
@@ -14,7 +15,7 @@
 
 
 ; const int G2 __attribute__((weak)) = 42;
-@G2 = weak_odr constant i32 42 
+@G2 = weak_odr unnamed_addr constant i32 42    
 
 
 ; TODO: linux drops this into .rodata, we drop it into ".gnu.linkonce.r.G2"
@@ -25,16 +26,22 @@
 
 
 ; int * const G3 = &G1;
-@G3 = constant i32* @G1
+@G3 = unnamed_addr constant i32* @G1
 
 ; DARWIN: .section        __DATA,__const
 ; DARWIN: .globl _G3
 ; DARWIN: _G3:
 ; DARWIN:     .long _G1
 
+; LINUX:   .section        .rodata,"a",@progbits
+; LINUX:   .globl  G3
+
+; LINUX-SECTIONS: .section        .rodata.G3,"a",@progbits
+; LINUX-SECTIONS: .globl  G3
+
 
 ; _Complex long long const G4 = 34;
-@G4 = constant {i64,i64} { i64 34, i64 0 }
+@G4 = unnamed_addr constant {i64,i64} { i64 34, i64 0 }
 
 ; DARWIN: .section        __TEXT,__const
 ; DARWIN: _G4:
@@ -59,7 +66,7 @@
 @"foo bar" = linkonce global i32 42
 
 ; LINUX: .type foo_20_bar,@object
-; LINUX:.section       .gnu.linkonce.d.foo_20_bar,"aw",@progbits
+; LINUX: .section .data.foo_20_bar,"aGw",@progbits,foo_20_bar,comdat
 ; LINUX: .weak foo_20_bar
 ; LINUX: foo_20_bar:
 
@@ -69,10 +76,10 @@
 ; DARWIN: "_foo bar":
 
 ; PR4650
-@G6 = weak_odr constant [1 x i8] c"\01"
+@G6 = weak_odr unnamed_addr constant [1 x i8] c"\01"
 
 ; LINUX:   .type       G6,@object
-; LINUX:   .section    .gnu.linkonce.r.G6,"a",@progbits
+; LINUX:   .section    .rodata.G6,"aG",@progbits,G6,comdat
 ; LINUX:   .weak       G6
 ; LINUX: G6:
 ; LINUX:   .byte       1
@@ -85,35 +92,38 @@
 ; DARWIN:  .byte 1
 
 
-@G7 = constant [10 x i8] c"abcdefghi\00"
+@G7 = unnamed_addr constant [10 x i8] c"abcdefghi\00"
 
 ; DARWIN:      __TEXT,__cstring,cstring_literals
 ; DARWIN:      .globl _G7
 ; DARWIN: _G7:
 ; DARWIN:      .asciz  "abcdefghi"
 
-; LINUX:       .section                .rodata.str1.1,"aMS",@progbits,1
+; LINUX:       .section        .rodata.str1.1,"aMS",@progbits,1
 ; LINUX:       .globl G7
 ; LINUX: G7:
 ; LINUX:       .asciz  "abcdefghi"
 
+; LINUX-SECTIONS: .section        .rodata.G7,"aMS",@progbits,1
+; LINUX-SECTIONS:      .globl G7
+
 
-@G8 = constant [4 x i16] [ i16 1, i16 2, i16 3, i16 0 ]
+@G8 = unnamed_addr constant [4 x i16] [ i16 1, i16 2, i16 3, i16 0 ]
 
 ; DARWIN:      .section        __TEXT,__const
 ; DARWIN:      .globl _G8
 ; DARWIN: _G8:
 
-; LINUX:       .section                .rodata.str2.2,"aMS",@progbits,2
+; LINUX:       .section        .rodata.str2.2,"aMS",@progbits,2
 ; LINUX:       .globl G8
 ; LINUX:G8:
 
-@G9 = constant [4 x i32] [ i32 1, i32 2, i32 3, i32 0 ]
+@G9 = unnamed_addr constant [4 x i32] [ i32 1, i32 2, i32 3, i32 0 ]
 
 ; DARWIN:      .globl _G9
 ; DARWIN: _G9:
 
-; LINUX:       .section                .rodata.str4.16,"aMS",@progbits,4
+; LINUX:       .section        .rodata.str4.4,"aMS",@progbits,4
 ; LINUX:       .globl G9
 ; LINUX:G9
 
@@ -134,3 +144,17 @@
 ; LINUX: G10:
 ; LINUX:       .zero   400
 
+
+
+;; Zero sized objects should round up to 1 byte in zerofill directives.
+; rdar://7886017
+@G11 = global [0 x i32] zeroinitializer
+@G12 = global {} zeroinitializer
+@G13 = global { [0 x {}] } zeroinitializer
+
+; DARWIN: .globl _G11
+; DARWIN: .zerofill __DATA,__common,_G11,1,2
+; DARWIN: .globl _G12
+; DARWIN: .zerofill __DATA,__common,_G12,1,3
+; DARWIN: .globl _G13
+; DARWIN: .zerofill __DATA,__common,_G13,1,3