From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- .../Mesa/src/mesa/x86-64/calling_convention.txt | 50 ++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 nx-X11/extras/Mesa/src/mesa/x86-64/calling_convention.txt (limited to 'nx-X11/extras/Mesa/src/mesa/x86-64/calling_convention.txt') diff --git a/nx-X11/extras/Mesa/src/mesa/x86-64/calling_convention.txt b/nx-X11/extras/Mesa/src/mesa/x86-64/calling_convention.txt new file mode 100644 index 000000000..4147f7eba --- /dev/null +++ b/nx-X11/extras/Mesa/src/mesa/x86-64/calling_convention.txt @@ -0,0 +1,50 @@ +Register Usage +rax temporary register; with variable arguments passes information + about the number of SSE registers used; 1st return register + +rbx* callee-saved register; optionally used as base pointer + +rcx used to pass 4th integer argument to functions + +rdx used to pass 3rd argument to functions 2nd return register + +rsp* stack pointer + +rbp* callee-saved register; optionally used as frame pointer + +rsi used to pass 2nd argument to functions + +rdi used to pass 1st argument to functions + +r8 used to pass 5th argument to functions + +r9 used to pass 6th argument to functions + +r10 temporary register, used for passing a function's static chain pointer + +r11 temporary register + +r12-15* callee-saved registers + +xmm0­1 used to pass and return floating point arguments + +xmm2­7 used to pass floating point arguments + +xmm8­15 temporary registers + +mmx0­7 temporary registers + +st0 temporary register; used to return long double arguments + +st1 temporary registers; used to return long double arguments + +st2­7 temporary registers + +fs Reserved for system use (as thread specific data register) + + + +*) must be preserved across function calls + +Integer arguments from list: rdi,rsi,rdx,rcx,r8,r9,stack +Floating point arguments from list: xmm0-xmm7 \ No newline at end of file -- cgit v1.2.3