From 36fea05e845180308f1e19aeb1a9e508d5eb7a86 Mon Sep 17 00:00:00 2001
From: Per Hedbor <ph@opera.com>
Date: Sun, 31 Aug 2014 15:26:19 +0200
Subject: [PATCH] Added F_COMPL. Fixed F_AND_INT
---
src/code/amd64.c | 26 +++++++++++++++++++++++++-
1 file changed, 25 insertions(+), 1 deletion(-)
diff --git a/src/code/amd64.c b/src/code/amd64.c
index dc2aa8f249..7ede03f513 100644
--- a/src/code/amd64.c
+++ b/src/code/amd64.c
@@ -585,6 +585,13 @@ static void neg_mem( enum amd64_reg reg, int off )
offset_modrm_sib( off, 3, reg );
}
+static void not_mem( enum amd64_reg reg, int off )
+{
+ rex( 1, 0, 0, reg );
+ opcode(0xf7);
+ offset_modrm_sib( off, 2, reg );
+}
+
static void add_reg_imm( enum amd64_reg reg, int imm32 )
{
if( !imm32 ) return;
@@ -1866,6 +1873,23 @@ void ins_f_byte(unsigned int b)
}
return;
+ case F_COMPL:
+ {
+ LABELS();
+ ins_debug_instr_prologue(b, 0, 0);
+ amd64_load_sp_reg();
+ mov_mem8_reg(sp_reg, SVAL(-1).type, P_REG_RAX );
+ test_reg32(P_REG_RAX);
+ jz(&label_B);
+ LABEL_A;
+ amd64_call_c_opcode(addr, flags);
+ jmp(&label_C);
+ LABEL_B;
+ not_mem(sp_reg, SVAL(-1).value );
+ LABEL_C;
+ }
+ return;
+
case F_AND:
{
LABELS();
@@ -2871,7 +2895,7 @@ void ins_f_byte_with_arg(unsigned int a, INT32 b)
mov_mem_reg(sp_reg, SVAL(-1).value, P_REG_RAX );
and_reg_imm(P_REG_RAX,b);
mov_imm_mem(PIKE_T_INT,sp_reg,SVAL(-1).type);
- mov_reg_mem(P_REG_RBX,sp_reg,SVAL(-1).value);
+ mov_reg_mem(P_REG_RAX,sp_reg,SVAL(-1).value);
jmp(&label_B);
LABEL_A;
update_arg1(b);
--
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