diff options
| author | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-08-25 15:13:14 +0000 |
|---|---|---|
| committer | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-08-25 15:13:14 +0000 |
| commit | d0233291bc8a5068e52c69c210e5979e5324b5bc (patch) | |
| tree | 7d9459449c33792c63eeb7baa071e76352e0baab /trunk/ia64.s | |
| parent | 0dc342de848a642ecce8db697b8fecd83a63e117 (diff) | |
| parent | 72eaacaa15256ab95c3b52ea386f88586fb9da40 (diff) | |
re-adding tag v1_9_0_4 as an alias of trunk@18848v1_9_0_4
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18849 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'trunk/ia64.s')
| -rw-r--r-- | trunk/ia64.s | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/trunk/ia64.s b/trunk/ia64.s deleted file mode 100644 index 92415b4e97..0000000000 --- a/trunk/ia64.s +++ /dev/null @@ -1,42 +0,0 @@ -// rb_ia64_flushrs and rb_ia64_bsp is written in IA64 assembly language -// because Intel Compiler for IA64 doesn't support inline assembly. -// -// This file is based on following C program compiled by gcc. -// -// void rb_ia64_flushrs(void) { __builtin_ia64_flushrs(); } -// void *rb_ia64_bsp(void) { return __builtin_ia64_bsp(); } -// -// Note that rb_ia64_flushrs and rb_ia64_bsp works in its own stack frame. -// It's because BSP is updated by br.call/brl.call (not alloc instruction). -// So rb_ia64_flushrs flushes stack frames including caller's one. -// rb_ia64_bsp returns the address next to caller's register stack frame. -// -// See also -// Intel Itanium Architecture Software Developer's Manual -// Volume 2: System Architecture. -// - .file "ia64.c" - .text - .align 16 - .global rb_ia64_flushrs# - .proc rb_ia64_flushrs# -rb_ia64_flushrs: - .prologue - .body - flushrs - ;; - nop.i 0 - br.ret.sptk.many b0 - .endp rb_ia64_flushrs# - .align 16 - .global rb_ia64_bsp# - .proc rb_ia64_bsp# -rb_ia64_bsp: - .prologue - .body - nop.m 0 - ;; - mov r8 = ar.bsp - br.ret.sptk.many b0 - .endp rb_ia64_bsp# - .ident "GCC: (GNU) 3.3.5 (Debian 1:3.3.5-13)" |