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aarch64: Correct va_list offsets and double load.

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* lib/jit_aarch64-fpu.c, lib/jit_aarch64.c: Correct base
	aarch64 varargs code.
This commit is contained in:
pcpa 2015-05-24 14:34:16 -03:00
parent 97f69a9c9c
commit 316dfc6e5e
3 changed files with 8 additions and 5 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2015-06-24 Paulo Andrade <pcpa@gnu.org>
* lib/jit_aarch64-fpu.c, lib/jit_aarch64.c: Correct base
aarch64 varargs code.
2015-06-24 Paulo Andrade <pcpa@gnu.org> 2015-06-24 Paulo Andrade <pcpa@gnu.org>
* check/lightning.c: Clearly run check if clang is the system * check/lightning.c: Clearly run check if clang is the system

2
lib/jit_aarch64-fpu.c
View file

@ -900,7 +900,7 @@ _vaarg_d(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
ldxi(rn(rg0), r1, offsetof(jit_va_list_t, stack)); ldxi(rn(rg0), r1, offsetof(jit_va_list_t, stack));
/* Load argument. */ /* Load argument. */
ldr(r0, rn(rg0)); ldr_d(r0, rn(rg0));
/* Update stack pointer. */ /* Update stack pointer. */
addi(rn(rg0), rn(rg0), 8); addi(rn(rg0), rn(rg0), 8);

6
lib/jit_aarch64.c
View file

@ -27,9 +27,7 @@ typedef struct jit_qreg {
jit_float64_t h; jit_float64_t h;
} jit_qreg_t; } jit_qreg_t;
#define va_gp_min_offset -64
#define va_gp_top_offset offsetof(jit_va_list_t, q0) #define va_gp_top_offset offsetof(jit_va_list_t, q0)
#define va_fp_min_offset -128
#define va_fp_top_offset sizeof(jit_va_list_t) #define va_fp_top_offset sizeof(jit_va_list_t)
typedef struct jit_va_list { typedef struct jit_va_list {
jit_pointer_t stack; jit_pointer_t stack;
@ -340,13 +338,13 @@ _jit_ellipsis(jit_state_t *_jit)
if (jit_arg_reg_p(_jitc->function->self.argi)) if (jit_arg_reg_p(_jitc->function->self.argi))
_jitc->function->vagp = (8 - _jitc->function->self.argi) * -8; _jitc->function->vagp = (8 - _jitc->function->self.argi) * -8;
else else
_jitc->function->vagp = va_gp_min_offset; _jitc->function->vagp = 0;
/* Initialize fp offset in save area. */ /* Initialize fp offset in save area. */
if (jit_arg_f_reg_p(_jitc->function->self.argf)) if (jit_arg_f_reg_p(_jitc->function->self.argf))
_jitc->function->vafp = (8 - _jitc->function->self.argf) * -16; _jitc->function->vafp = (8 - _jitc->function->self.argf) * -16;
else else
_jitc->function->vafp = va_fp_min_offset; _jitc->function->vafp = 0;
} }
} }