diff options
| author | Chris Lattner <sabre@nondot.org> | 2010-04-28 19:58:07 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-04-28 19:58:07 +0000 |
| commit | e87f7bb50e1d08a09e29252806f6502dcff0539d (patch) | |
| tree | da2eb282d465a5721e0614235d55f0a5170709e5 /test | |
| parent | 54fc4d6a48b32772b1a114a43e20de521257899b (diff) | |
Rework global alignment computation again. Now we do round up
alignment of globals to the preferred alignment, but only when
there is no section specified on the global (by far the common
case).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102515 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/X86/alignment.ll | 29 | ||||
| -rw-r--r-- | test/CodeGen/X86/unaligned-load.ll | 4 | ||||
| -rw-r--r-- | test/FrontendC/cstring-align.c | 5 |
3 files changed, 31 insertions, 7 deletions
diff --git a/test/CodeGen/X86/alignment.ll b/test/CodeGen/X86/alignment.ll index 06a4f3f8e8..9678e6df74 100644 --- a/test/CodeGen/X86/alignment.ll +++ b/test/CodeGen/X86/alignment.ll @@ -6,7 +6,7 @@ ; CHECK: .bss ; CHECK: .globl GlobalA -; CHECK: .align 8 +; CHECK: .align 16 ; CHECK: GlobalA: ; CHECK: .zero 384 @@ -15,4 +15,29 @@ ; PR6921 @GlobalB = common global { [384 x i8] } zeroinitializer, align 8 -; CHECK: .comm GlobalB,384,8
\ No newline at end of file +; CHECK: .comm GlobalB,384,16 + + +@GlobalC = common global { [384 x i8] } zeroinitializer, align 2 + +; CHECK: .comm GlobalC,384,16 + + + +; This cannot get rounded up to the preferred alignment (16) if they have an +; explicit alignment specified *and* a section specified. +@GlobalAS = global { [384 x i8] } zeroinitializer, align 8, section "foo" + +; CHECK: .globl GlobalAS +; CHECK: .align 8 +; CHECK: GlobalAS: +; CHECK: .zero 384 + +; Common variables should not get rounded up to the preferred alignment (16) if +; they have an explicit alignment specified and a section specified. +; PR6921 +@GlobalBS = common global { [384 x i8] } zeroinitializer, align 8, section "foo" +; CHECK: .comm GlobalBS,384,8 + +@GlobalCS = common global { [384 x i8] } zeroinitializer, align 2, section "foo" +; CHECK: .comm GlobalCS,384,2
\ No newline at end of file diff --git a/test/CodeGen/X86/unaligned-load.ll b/test/CodeGen/X86/unaligned-load.ll index b26097f31b..a99af0605b 100644 --- a/test/CodeGen/X86/unaligned-load.ll +++ b/test/CodeGen/X86/unaligned-load.ll @@ -29,8 +29,8 @@ return: declare void @llvm.memcpy.i64(i8* nocapture, i8* nocapture, i64, i32) nounwind ; CORE2: .section -; CORE2: .align 3 +; CORE2: .align 4 ; CORE2-NEXT: _.str1: ; CORE2-NEXT: .asciz "DHRYSTONE PROGRAM, SOME STRING" -; CORE2: .align 3 +; CORE2: .align 4 ; CORE2-NEXT: _.str3: diff --git a/test/FrontendC/cstring-align.c b/test/FrontendC/cstring-align.c index 715d0f3126..b9ec281f56 100644 --- a/test/FrontendC/cstring-align.c +++ b/test/FrontendC/cstring-align.c @@ -1,6 +1,5 @@ // RUN: %llvmgcc %s -c -Os -m32 -emit-llvm -o - | llc -march=x86 -mtriple=i386-apple-darwin10 | FileCheck %s -check-prefix=DARWIN32 // RUN: %llvmgcc %s -c -Os -m64 -emit-llvm -o - | llc -march=x86-64 -mtriple=x86_64-apple-darwin10 | FileCheck %s -check-prefix=DARWIN64 -// XFAIL: * // XTARGET: darwin extern void func(const char *, const char *); @@ -9,10 +8,10 @@ void long_function_name() { func("%s: the function name", __func__); } -// DARWIN64: .align 3 +// DARWIN64: .align 4 // DARWIN64: ___func__. // DARWIN64: .asciz "long_function_name" -// DARWIN32: .align 2 +// DARWIN32: .align 4 // DARWIN32: ___func__. // DARWIN32: .asciz "long_function_name" |