diff options
| author | dje <dje@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-02-01 14:14:05 +0000 |
|---|---|---|
| committer | dje <dje@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-02-01 14:14:05 +0000 |
| commit | 29f92520171ae907bd495e84d966e258b2a120af (patch) | |
| tree | cc6fa27ab5925ee493d7a2b9764d1cc9ef7c937d /gcc/config/rs6000/xcoff.h | |
| parent | 2d46e4b92f3d123d34726827bef8354b68b4d76c (diff) | |
| download | gcc-29f92520171ae907bd495e84d966e258b2a120af.tar.gz | |
* config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
(ASM_OUTPUT_ALIGNED_LOCAL): New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@195660 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/rs6000/xcoff.h')
| -rw-r--r-- | gcc/config/rs6000/xcoff.h | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/gcc/config/rs6000/xcoff.h b/gcc/config/rs6000/xcoff.h index bde208f4c79..512bcb5472e 100644 --- a/gcc/config/rs6000/xcoff.h +++ b/gcc/config/rs6000/xcoff.h @@ -283,7 +283,7 @@ RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \ if ((ALIGN) > 32) \ fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", (SIZE), \ - exact_log2 ((ALIGN) / BITS_PER_UNIT)); \ + floor_log2 ((ALIGN) / BITS_PER_UNIT)); \ else if ((SIZE) > 4) \ fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",3\n", (SIZE)); \ else \ @@ -292,12 +292,30 @@ /* This says how to output an assembler line to define a local common symbol. - Alignment cannot be specified, but we can try to maintain + The assembler in AIX 6.1 and later supports an alignment argument. + For earlier releases of AIX, we try to maintain alignment after preceding TOC section if it was aligned for 64-bit mode. */ #define LOCAL_COMMON_ASM_OP "\t.lcomm " +#if TARGET_AIX_VERSION >= 61 +#define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGN) \ + do { fputs (LOCAL_COMMON_ASM_OP, (FILE)); \ + RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \ + if ((ALIGN) > 32) \ + fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%s,%u\n", \ + (SIZE), xcoff_bss_section_name, \ + floor_log2 ((ALIGN) / BITS_PER_UNIT)); \ + else if ((SIZE) > 4) \ + fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%s,3\n", \ + (SIZE), xcoff_bss_section_name); \ + else \ + fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%s\n", \ + (SIZE), xcoff_bss_section_name); \ + } while (0) +#endif + #define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \ do { fputs (LOCAL_COMMON_ASM_OP, (FILE)); \ RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \ |