summaryrefslogtreecommitdiff
path: root/.pc/win64-underscore/src/x86
diff options
context:
space:
mode:
authorAnthony Green <green@moxielogic.com>2012-03-19 23:07:35 -0400
committerAnthony Green <green@moxielogic.com>2012-03-19 23:07:35 -0400
commit84d3253f86dad6b4f261231935675d35fd964b05 (patch)
tree7f6c2c97f595b907c38953b1e797954d7d16d457 /.pc/win64-underscore/src/x86
parent964c5b93f80dcaacf73056b7d15a4d2b4b7a217c (diff)
downloadlibffi-84d3253f86dad6b4f261231935675d35fd964b05.tar.gz
Rebase post GCC merge
Diffstat (limited to '.pc/win64-underscore/src/x86')
-rw-r--r--.pc/win64-underscore/src/x86/win64.S460
1 files changed, 0 insertions, 460 deletions
diff --git a/.pc/win64-underscore/src/x86/win64.S b/.pc/win64-underscore/src/x86/win64.S
deleted file mode 100644
index 6e91818..0000000
--- a/.pc/win64-underscore/src/x86/win64.S
+++ /dev/null
@@ -1,460 +0,0 @@
-#define LIBFFI_ASM
-#include <fficonfig.h>
-#include <ffi.h>
-
-/* Constants for ffi_call_win64 */
-#define STACK 0
-#define PREP_ARGS_FN 32
-#define ECIF 40
-#define CIF_BYTES 48
-#define CIF_FLAGS 56
-#define RVALUE 64
-#define FN 72
-
-/* ffi_call_win64 (void (*prep_args_fn)(char *, extended_cif *),
- extended_cif *ecif, unsigned bytes, unsigned flags,
- unsigned *rvalue, void (*fn)());
- */
-
-#ifdef _MSC_VER
-PUBLIC ffi_call_win64
-
-EXTRN __chkstk:NEAR
-EXTRN ffi_closure_win64_inner:NEAR
-
-_TEXT SEGMENT
-
-;;; ffi_closure_win64 will be called with these registers set:
-;;; rax points to 'closure'
-;;; r11 contains a bit mask that specifies which of the
-;;; first four parameters are float or double
-;;;
-;;; It must move the parameters passed in registers to their stack location,
-;;; call ffi_closure_win64_inner for the actual work, then return the result.
-;;;
-ffi_closure_win64 PROC FRAME
- ;; copy register arguments onto stack
- test r11, 1
- jne first_is_float
- mov QWORD PTR [rsp+8], rcx
- jmp second
-first_is_float:
- movlpd QWORD PTR [rsp+8], xmm0
-
-second:
- test r11, 2
- jne second_is_float
- mov QWORD PTR [rsp+16], rdx
- jmp third
-second_is_float:
- movlpd QWORD PTR [rsp+16], xmm1
-
-third:
- test r11, 4
- jne third_is_float
- mov QWORD PTR [rsp+24], r8
- jmp fourth
-third_is_float:
- movlpd QWORD PTR [rsp+24], xmm2
-
-fourth:
- test r11, 8
- jne fourth_is_float
- mov QWORD PTR [rsp+32], r9
- jmp done
-fourth_is_float:
- movlpd QWORD PTR [rsp+32], xmm3
-
-done:
- .ALLOCSTACK 40
- sub rsp, 40
- .ENDPROLOG
- mov rcx, rax ; context is first parameter
- mov rdx, rsp ; stack is second parameter
- add rdx, 48 ; point to start of arguments
- mov rax, ffi_closure_win64_inner
- call rax ; call the real closure function
- add rsp, 40
- movd xmm0, rax ; If the closure returned a float,
- ; ffi_closure_win64_inner wrote it to rax
- ret 0
-ffi_closure_win64 ENDP
-
-ffi_call_win64 PROC FRAME
- ;; copy registers onto stack
- mov QWORD PTR [rsp+32], r9
- mov QWORD PTR [rsp+24], r8
- mov QWORD PTR [rsp+16], rdx
- mov QWORD PTR [rsp+8], rcx
- .PUSHREG rbp
- push rbp
- .ALLOCSTACK 48
- sub rsp, 48 ; 00000030H
- .SETFRAME rbp, 32
- lea rbp, QWORD PTR [rsp+32]
- .ENDPROLOG
-
- mov eax, DWORD PTR CIF_BYTES[rbp]
- add rax, 15
- and rax, -16
- call __chkstk
- sub rsp, rax
- lea rax, QWORD PTR [rsp+32]
- mov QWORD PTR STACK[rbp], rax
-
- mov rdx, QWORD PTR ECIF[rbp]
- mov rcx, QWORD PTR STACK[rbp]
- call QWORD PTR PREP_ARGS_FN[rbp]
-
- mov rsp, QWORD PTR STACK[rbp]
-
- movlpd xmm3, QWORD PTR [rsp+24]
- movd r9, xmm3
-
- movlpd xmm2, QWORD PTR [rsp+16]
- movd r8, xmm2
-
- movlpd xmm1, QWORD PTR [rsp+8]
- movd rdx, xmm1
-
- movlpd xmm0, QWORD PTR [rsp]
- movd rcx, xmm0
-
- call QWORD PTR FN[rbp]
-ret_struct4b$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SMALL_STRUCT_4B
- jne ret_struct2b$
-
- mov rcx, QWORD PTR RVALUE[rbp]
- mov DWORD PTR [rcx], eax
- jmp ret_void$
-
-ret_struct2b$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SMALL_STRUCT_2B
- jne ret_struct1b$
-
- mov rcx, QWORD PTR RVALUE[rbp]
- mov WORD PTR [rcx], ax
- jmp ret_void$
-
-ret_struct1b$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SMALL_STRUCT_1B
- jne ret_uint8$
-
- mov rcx, QWORD PTR RVALUE[rbp]
- mov BYTE PTR [rcx], al
- jmp ret_void$
-
-ret_uint8$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_UINT8
- jne ret_sint8$
-
- mov rcx, QWORD PTR RVALUE[rbp]
- movzx rax, al
- mov QWORD PTR [rcx], rax
- jmp ret_void$
-
-ret_sint8$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SINT8
- jne ret_uint16$
-
- mov rcx, QWORD PTR RVALUE[rbp]
- movsx rax, al
- mov QWORD PTR [rcx], rax
- jmp ret_void$
-
-ret_uint16$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_UINT16
- jne ret_sint16$
-
- mov rcx, QWORD PTR RVALUE[rbp]
- movzx rax, ax
- mov QWORD PTR [rcx], rax
- jmp SHORT ret_void$
-
-ret_sint16$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SINT16
- jne ret_uint32$
-
- mov rcx, QWORD PTR RVALUE[rbp]
- movsx rax, ax
- mov QWORD PTR [rcx], rax
- jmp SHORT ret_void$
-
-ret_uint32$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_UINT32
- jne ret_sint32$
-
- mov rcx, QWORD PTR RVALUE[rbp]
- mov eax, eax
- mov QWORD PTR [rcx], rax
- jmp SHORT ret_void$
-
-ret_sint32$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SINT32
- jne ret_float$
-
- mov rcx, QWORD PTR RVALUE[rbp]
- cdqe
- mov QWORD PTR [rcx], rax
- jmp SHORT ret_void$
-
-ret_float$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_FLOAT
- jne SHORT ret_double$
-
- mov rax, QWORD PTR RVALUE[rbp]
- movss DWORD PTR [rax], xmm0
- jmp SHORT ret_void$
-
-ret_double$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_DOUBLE
- jne SHORT ret_sint64$
-
- mov rax, QWORD PTR RVALUE[rbp]
- movlpd QWORD PTR [rax], xmm0
- jmp SHORT ret_void$
-
-ret_sint64$:
- cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SINT64
- jne ret_void$
-
- mov rcx, QWORD PTR RVALUE[rbp]
- mov QWORD PTR [rcx], rax
- jmp SHORT ret_void$
-
-ret_void$:
- xor rax, rax
-
- lea rsp, QWORD PTR [rbp+16]
- pop rbp
- ret 0
-ffi_call_win64 ENDP
-_TEXT ENDS
-END
-#else
-.text
-
-.extern _ffi_closure_win64_inner
-
-# ffi_closure_win64 will be called with these registers set:
-# rax points to 'closure'
-# r11 contains a bit mask that specifies which of the
-# first four parameters are float or double
-#
-# It must move the parameters passed in registers to their stack location,
-# call ffi_closure_win64_inner for the actual work, then return the result.
-#
- .balign 16
- .globl _ffi_closure_win64
-_ffi_closure_win64:
- # copy register arguments onto stack
- test $1,%r11
- jne .Lfirst_is_float
- mov %rcx, 8(%rsp)
- jmp .Lsecond
-.Lfirst_is_float:
- movlpd %xmm0, 8(%rsp)
-
-.Lsecond:
- test $2, %r11
- jne .Lsecond_is_float
- mov %rdx, 16(%rsp)
- jmp .Lthird
-.Lsecond_is_float:
- movlpd %xmm1, 16(%rsp)
-
-.Lthird:
- test $4, %r11
- jne .Lthird_is_float
- mov %r8,24(%rsp)
- jmp .Lfourth
-.Lthird_is_float:
- movlpd %xmm2, 24(%rsp)
-
-.Lfourth:
- test $8, %r11
- jne .Lfourth_is_float
- mov %r9, 32(%rsp)
- jmp .Ldone
-.Lfourth_is_float:
- movlpd %xmm3, 32(%rsp)
-
-.Ldone:
-#.ALLOCSTACK 40
- sub $40, %rsp
-#.ENDPROLOG
- mov %rax, %rcx # context is first parameter
- mov %rsp, %rdx # stack is second parameter
- add $48, %rdx # point to start of arguments
- mov $_ffi_closure_win64_inner, %rax
- callq *%rax # call the real closure function
- add $40, %rsp
- movq %rax, %xmm0 # If the closure returned a float,
- # ffi_closure_win64_inner wrote it to rax
- retq
-.ffi_closure_win64_end:
-
- .balign 16
- .globl _ffi_call_win64
-_ffi_call_win64:
- # copy registers onto stack
- mov %r9,32(%rsp)
- mov %r8,24(%rsp)
- mov %rdx,16(%rsp)
- mov %rcx,8(%rsp)
- #.PUSHREG rbp
- push %rbp
- #.ALLOCSTACK 48
- sub $48,%rsp
- #.SETFRAME rbp, 32
- lea 32(%rsp),%rbp
- #.ENDPROLOG
-
- mov CIF_BYTES(%rbp),%eax
- add $15, %rax
- and $-16, %rax
- cmpq $0x1000, %rax
- jb Lch_done
-Lch_probe:
- subq $0x1000,%rsp
- orl $0x0, (%rsp)
- subq $0x1000,%rax
- cmpq $0x1000,%rax
- ja Lch_probe
-Lch_done:
- subq %rax, %rsp
- orl $0x0, (%rsp)
- lea 32(%rsp), %rax
- mov %rax, STACK(%rbp)
-
- mov ECIF(%rbp), %rdx
- mov STACK(%rbp), %rcx
- callq *PREP_ARGS_FN(%rbp)
-
- mov STACK(%rbp), %rsp
-
- movlpd 24(%rsp), %xmm3
- movd %xmm3, %r9
-
- movlpd 16(%rsp), %xmm2
- movd %xmm2, %r8
-
- movlpd 8(%rsp), %xmm1
- movd %xmm1, %rdx
-
- movlpd (%rsp), %xmm0
- movd %xmm0, %rcx
-
- callq *FN(%rbp)
-.Lret_struct4b:
- cmpl $FFI_TYPE_SMALL_STRUCT_4B, CIF_FLAGS(%rbp)
- jne .Lret_struct2b
-
- mov RVALUE(%rbp), %rcx
- mov %eax, (%rcx)
- jmp .Lret_void
-
-.Lret_struct2b:
- cmpl $FFI_TYPE_SMALL_STRUCT_2B, CIF_FLAGS(%rbp)
- jne .Lret_struct1b
-
- mov RVALUE(%rbp), %rcx
- mov %ax, (%rcx)
- jmp .Lret_void
-
-.Lret_struct1b:
- cmpl $FFI_TYPE_SMALL_STRUCT_1B, CIF_FLAGS(%rbp)
- jne .Lret_uint8
-
- mov RVALUE(%rbp), %rcx
- mov %al, (%rcx)
- jmp .Lret_void
-
-.Lret_uint8:
- cmpl $FFI_TYPE_UINT8, CIF_FLAGS(%rbp)
- jne .Lret_sint8
-
- mov RVALUE(%rbp), %rcx
- movzbq %al, %rax
- movq %rax, (%rcx)
- jmp .Lret_void
-
-.Lret_sint8:
- cmpl $FFI_TYPE_SINT8, CIF_FLAGS(%rbp)
- jne .Lret_uint16
-
- mov RVALUE(%rbp), %rcx
- movsbq %al, %rax
- movq %rax, (%rcx)
- jmp .Lret_void
-
-.Lret_uint16:
- cmpl $FFI_TYPE_UINT16, CIF_FLAGS(%rbp)
- jne .Lret_sint16
-
- mov RVALUE(%rbp), %rcx
- movzwq %ax, %rax
- movq %rax, (%rcx)
- jmp .Lret_void
-
-.Lret_sint16:
- cmpl $FFI_TYPE_SINT16, CIF_FLAGS(%rbp)
- jne .Lret_uint32
-
- mov RVALUE(%rbp), %rcx
- movswq %ax, %rax
- movq %rax, (%rcx)
- jmp .Lret_void
-
-.Lret_uint32:
- cmpl $FFI_TYPE_UINT32, CIF_FLAGS(%rbp)
- jne .Lret_sint32
-
- mov RVALUE(%rbp), %rcx
- movl %eax, %eax
- movq %rax, (%rcx)
- jmp .Lret_void
-
-.Lret_sint32:
- cmpl $FFI_TYPE_SINT32, CIF_FLAGS(%rbp)
- jne .Lret_float
-
- mov RVALUE(%rbp), %rcx
- cltq
- movq %rax, (%rcx)
- jmp .Lret_void
-
-.Lret_float:
- cmpl $FFI_TYPE_FLOAT, CIF_FLAGS(%rbp)
- jne .Lret_double
-
- mov RVALUE(%rbp), %rax
- movss %xmm0, (%rax)
- jmp .Lret_void
-
-.Lret_double:
- cmpl $FFI_TYPE_DOUBLE, CIF_FLAGS(%rbp)
- jne .Lret_sint64
-
- mov RVALUE(%rbp), %rax
- movlpd %xmm0, (%rax)
- jmp .Lret_void
-
-.Lret_sint64:
- cmpl $FFI_TYPE_SINT64, CIF_FLAGS(%rbp)
- jne .Lret_void
-
- mov RVALUE(%rbp), %rcx
- mov %rax, (%rcx)
- jmp .Lret_void
-
-.Lret_void:
- xor %rax, %rax
-
- lea 16(%rbp), %rsp
- pop %rbp
- retq
-.ffi_call_win64_end:
-#endif /* !_MSC_VER */
-