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aarch64: Handle ILP32 ABI

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This commit is contained in:
Andrew Pinski
2015-02-11 08:31:48 -08:00
committed by Richard Henderson
parent 06747d3187
commit 95df379193
2 changed files with 21 additions and 3 deletions
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src/aarch64/ffitarget.h
+6
View File
@@ -27,8 +27,14 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
#endif
#ifndef LIBFFI_ASM
#ifdef __ILP32__
#define FFI_SIZEOF_ARG 8
typedef unsigned long long ffi_arg;
typedef signed long long ffi_sarg;
#else
typedef unsigned long ffi_arg;
typedef signed long ffi_sarg;
#endif
typedef enum ffi_abi
{
src/aarch64/sysv.S
+15 -3
View File
@@ -43,6 +43,18 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
# define BE(X) X
#else
# define BE(X) 0
#endif
#ifdef __ILP32__
#define PTR_REG(n) w##n
#else
#define PTR_REG(n) x##n
#endif
#ifdef __ILP32__
#define PTR_SIZE 4
#else
#define PTR_SIZE 8
#endif
.text
@@ -248,8 +260,8 @@ CNAME(ffi_closure_SYSV):
stp x6, x7, [sp, #16 + 16*N_V_ARG_REG + 48]
/* Load ffi_closure_inner arguments. */
ldp x0, x1, [x17, #FFI_TRAMPOLINE_CLOSURE_OFFSET] /* load cif, fn */
ldr x2, [x17, #FFI_TRAMPOLINE_CLOSURE_OFFSET+16] /* load user_data */
ldp PTR_REG(0), PTR_REG(1), [x17, #FFI_TRAMPOLINE_CLOSURE_OFFSET] /* load cif, fn */
ldr PTR_REG(2), [x17, #FFI_TRAMPOLINE_CLOSURE_OFFSET+PTR_SIZE*2] /* load user_data */
.Ldo_closure:
add x3, sp, #16 /* load context */
add x4, sp, #ffi_closure_SYSV_FS /* load stack */
@@ -403,7 +415,7 @@ CNAME(ffi_go_closure_SYSV):
stp x6, x7, [sp, #16 + 16*N_V_ARG_REG + 48]
/* Load ffi_closure_inner arguments. */
ldp x0, x1, [x18, #8] /* load cif, fn */
ldp PTR_REG(0), PTR_REG(1), [x18, #PTR_SIZE]/* load cif, fn */
mov x2, x18 /* load user_data */
b .Ldo_closure
cfi_endproc