lightning.git - Portable just-in-time compiler library

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Portable just-in-time compiler library
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path: root/lib/jit_x86-cpu.c
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Diffstat (limited to 'lib/jit_x86-cpu.c')
-rw-r--r--lib/jit_x86-cpu.c 12
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/jit_x86-cpu.c b/lib/jit_x86-cpu.c
index ed02008..197f780 100644
--- a/lib/jit_x86-cpu.c
+++ b/lib/jit_x86-cpu.c
@@ -20,8 +20,6 @@
#if PROTO
# if __WORDSIZE == 32
-# define stack_alignment 4
-# define stack_framesize 20
# define ldi(u, v) ldi_i(u, v)
# define ldxi(u, v, w) ldxi_i(u, v, w)
# define sti(u, v) sti_i(u, v)
@@ -32,8 +30,6 @@
# define reg8_p(rn) \
((rn) >= _RAX_REGNO && (rn) <= _RBX_REGNO)
# else
-# define stack_alignment 8
-# define stack_framesize 56
# define ldi(u, v) ldi_l(u, v)
# define ldxi(u, v, w) ldxi_l(u, v, w)
# define sti(u, v) sti_l(u, v)
@@ -3070,6 +3066,14 @@ _jmpi(jit_state_t *_jit, jit_word_t i0)
static void
_prolog(jit_state_t *_jit, jit_node_t *node)
{
+#if __WORDSIZE == 32
+ _jit->function->stack = (((_jit->function->self.alen -
+ _jit->function->self.aoff) + 15) & -16) + 12;
+#else
+ _jit->function->stack = (((_jit->function->self.alen -
+ _jit->function->self.aoff) + 15) & -16) + 8;
+#endif
+
/* callee save registers */
subi(_RSP_REGNO, _RSP_REGNO, stack_framesize - sizeof(jit_word_t));
#if __WORDSIZE == 32
generated by cgit v1.2.3 (git 2.39.1) at 2025年09月25日 21:03:34 +0000

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