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Provide annotation for SSE version of callback. It's even more

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broken, because doesn't mark xmm regs properly


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44793 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2007-12-10 15:13:55 +00:00
parent a14b6696c0
commit df7814ce92
1 changed files with 26 additions and 1 deletions
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27
lib/Target/X86/X86JITInfo.cpp
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@ -162,14 +162,24 @@ extern "C" {
".align 8\n" ".align 8\n"
".globl " ASMPREFIX "X86CompilationCallback_SSE\n" ".globl " ASMPREFIX "X86CompilationCallback_SSE\n"
ASMPREFIX "X86CompilationCallback_SSE:\n" ASMPREFIX "X86CompilationCallback_SSE:\n"
".cfi_startproc\n"
"pushl %ebp\n" "pushl %ebp\n"
".cfi_def_cfa_offset 8\n"
".cfi_offset ebp, -8\n"
"movl %esp, %ebp\n" // Standard prologue "movl %esp, %ebp\n" // Standard prologue
".cfi_def_cfa_register ebp\n"
"pushl %eax\n" "pushl %eax\n"
".cfi_rel_offset eax, 0\n"
"pushl %edx\n" // Save EAX/EDX/ECX "pushl %edx\n" // Save EAX/EDX/ECX
".cfi_rel_offset edx, 4\n"
"pushl %ecx\n" "pushl %ecx\n"
".cfi_rel_offset ecx, 8\n"
"andl $-16, %esp\n" // Align ESP on 16-byte boundary "andl $-16, %esp\n" // Align ESP on 16-byte boundary
// Save all XMM arg registers // Save all XMM arg registers
"subl $64, %esp\n" "subl $64, %esp\n"
// FIXME: provide frame move information for xmm registers.
// This can be tricky, because CFA register is ebp (unaligned)
// and we need to produce offsets relative to it.
"movaps %xmm0, (%esp)\n" "movaps %xmm0, (%esp)\n"
"movaps %xmm1, 16(%esp)\n" "movaps %xmm1, 16(%esp)\n"
"movaps %xmm2, 32(%esp)\n" "movaps %xmm2, 32(%esp)\n"
@ -181,16 +191,31 @@ extern "C" {
"call " ASMPREFIX "X86CompilationCallback2\n" "call " ASMPREFIX "X86CompilationCallback2\n"
"addl $16, %esp\n" "addl $16, %esp\n"
"movaps 48(%esp), %xmm3\n" "movaps 48(%esp), %xmm3\n"
".cfi_restore xmm3\n"
"movaps 32(%esp), %xmm2\n" "movaps 32(%esp), %xmm2\n"
".cfi_restore xmm2\n"
"movaps 16(%esp), %xmm1\n" "movaps 16(%esp), %xmm1\n"
".cfi_restore xmm1\n"
"movaps (%esp), %xmm0\n" "movaps (%esp), %xmm0\n"
".cfi_restore xmm0\n"
"movl %ebp, %esp\n" // Restore ESP "movl %ebp, %esp\n" // Restore ESP
".cfi_def_cfa_register esp\n"
"subl $12, %esp\n" "subl $12, %esp\n"
".cfi_adjust_cfa_offset 12\n"
"popl %ecx\n" "popl %ecx\n"
".cfi_adjust_cfa_offset -4\n"
".cfi_restore ecx\n"
"popl %edx\n" "popl %edx\n"
".cfi_adjust_cfa_offset -4\n"
".cfi_restore edx\n"
"popl %eax\n" "popl %eax\n"
".cfi_adjust_cfa_offset -4\n"
".cfi_restore eax\n"
"popl %ebp\n" "popl %ebp\n"
"ret\n"); ".cfi_adjust_cfa_offset -4\n"
".cfi_restore ebp\n"
"ret\n"
".cfi_endproc\n");
#else #else
void X86CompilationCallback2(void); void X86CompilationCallback2(void);