From: Laurent Vivier <laurent@vivier.eu>
To: qemu-devel@nongnu.org
Cc: Laurent Vivier <laurent@vivier.eu>
Subject: [Qemu-devel] [PATCH] m68k: Replace gen_im32() by tcg_const_i32()
Date: Fri, 22 May 2009 15:16:29 +0200 [thread overview]
Message-ID: <1242998189-16077-1-git-send-email-laurent@vivier.eu> (raw)
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---
target-m68k/translate.c | 43 ++++++++++++++++++++-----------------------
1 files changed, 20 insertions(+), 23 deletions(-)
diff --git a/target-m68k/translate.c b/target-m68k/translate.c
index 422f0a4..521891f 100644
--- a/target-m68k/translate.c
+++ b/target-m68k/translate.c
@@ -172,9 +172,6 @@ typedef void (*disas_proc)(DisasContext *, uint16_t);
static void disas_##name (DisasContext *s, uint16_t insn)
#endif
-/* FIXME: Remove this. */
-#define gen_im32(val) tcg_const_i32(val)
-
/* Generate a load from the specified address. Narrow values are
sign extended to full register width. */
static inline TCGv gen_load(DisasContext * s, int opsize, TCGv addr, int sign)
@@ -340,7 +337,7 @@ static TCGv gen_lea_indexed(DisasContext *s, int opsize, TCGv base)
if ((ext & 0x80) == 0) {
/* base not suppressed */
if (IS_NULL_QREG(base)) {
- base = gen_im32(offset + bd);
+ base = tcg_const_i32(offset + bd);
bd = 0;
}
if (!IS_NULL_QREG(add)) {
@@ -356,7 +353,7 @@ static TCGv gen_lea_indexed(DisasContext *s, int opsize, TCGv base)
add = tmp;
}
} else {
- add = gen_im32(bd);
+ add = tcg_const_i32(bd);
}
if ((ext & 3) != 0) {
/* memory indirect */
@@ -537,16 +534,16 @@ static TCGv gen_lea(DisasContext *s, uint16_t insn, int opsize)
case 0: /* Absolute short. */
offset = ldsw_code(s->pc);
s->pc += 2;
- return gen_im32(offset);
+ return tcg_const_i32(offset);
case 1: /* Absolute long. */
offset = read_im32(s);
- return gen_im32(offset);
+ return tcg_const_i32(offset);
case 2: /* pc displacement */
tmp = tcg_temp_new();
offset = s->pc;
offset += ldsw_code(s->pc);
s->pc += 2;
- return gen_im32(offset);
+ return tcg_const_i32(offset);
case 3: /* pc index+displacement. */
return gen_lea_indexed(s, opsize, NULL_QREG);
case 4: /* Immediate. */
@@ -1211,16 +1208,16 @@ DISAS_INSN(arith_im)
break;
case 2: /* subi */
tcg_gen_mov_i32(dest, src1);
- gen_helper_xflag_lt(QREG_CC_X, dest, gen_im32(im));
+ gen_helper_xflag_lt(QREG_CC_X, dest, tcg_const_i32(im));
tcg_gen_subi_i32(dest, dest, im);
- gen_update_cc_add(dest, gen_im32(im));
+ gen_update_cc_add(dest, tcg_const_i32(im));
s->cc_op = CC_OP_SUB;
break;
case 3: /* addi */
tcg_gen_mov_i32(dest, src1);
tcg_gen_addi_i32(dest, dest, im);
- gen_update_cc_add(dest, gen_im32(im));
- gen_helper_xflag_lt(QREG_CC_X, dest, gen_im32(im));
+ gen_update_cc_add(dest, tcg_const_i32(im));
+ gen_helper_xflag_lt(QREG_CC_X, dest, tcg_const_i32(im));
s->cc_op = CC_OP_ADD;
break;
case 5: /* eori */
@@ -1230,7 +1227,7 @@ DISAS_INSN(arith_im)
case 6: /* cmpi */
tcg_gen_mov_i32(dest, src1);
tcg_gen_subi_i32(dest, dest, im);
- gen_update_cc_add(dest, gen_im32(im));
+ gen_update_cc_add(dest, tcg_const_i32(im));
s->cc_op = CC_OP_SUB;
break;
default:
@@ -1326,8 +1323,8 @@ DISAS_INSN(clr)
default:
abort();
}
- DEST_EA(insn, opsize, gen_im32(0), NULL);
- gen_logic_cc(s, gen_im32(0));
+ DEST_EA(insn, opsize, tcg_const_i32(0), NULL);
+ gen_logic_cc(s, tcg_const_i32(0));
}
static TCGv gen_get_ccr(DisasContext *s)
@@ -1591,7 +1588,7 @@ DISAS_INSN(jump)
}
if ((insn & 0x40) == 0) {
/* jsr */
- gen_push(s, gen_im32(s->pc));
+ gen_push(s, tcg_const_i32(s->pc));
}
gen_jmp(s, tmp);
}
@@ -1619,7 +1616,7 @@ DISAS_INSN(addsubq)
tcg_gen_addi_i32(dest, dest, val);
}
} else {
- src2 = gen_im32(val);
+ src2 = tcg_const_i32(val);
if (insn & 0x0100) {
gen_helper_xflag_lt(QREG_CC_X, dest, src2);
tcg_gen_subi_i32(dest, dest, val);
@@ -1668,7 +1665,7 @@ DISAS_INSN(branch)
}
if (op == 1) {
/* bsr */
- gen_push(s, gen_im32(s->pc));
+ gen_push(s, tcg_const_i32(s->pc));
}
gen_flush_cc_op(s);
if (op > 1) {
@@ -1759,7 +1756,7 @@ DISAS_INSN(mov3q)
val = (insn >> 9) & 7;
if (val == 0)
val = -1;
- src = gen_im32(val);
+ src = tcg_const_i32(val);
gen_logic_cc(s, src);
DEST_EA(insn, OS_LONG, src, NULL);
}
@@ -1885,7 +1882,7 @@ DISAS_INSN(shift_im)
tmp = (insn >> 9) & 7;
if (tmp == 0)
tmp = 8;
- shift = gen_im32(tmp);
+ shift = tcg_const_i32(tmp);
/* No need to flush flags becuse we know we will set C flag. */
if (insn & 0x100) {
gen_helper_shl_cc(reg, cpu_env, reg, shift);
@@ -2193,7 +2190,7 @@ DISAS_INSN(fpu)
switch ((ext >> 10) & 7) {
case 4: /* FPCR */
/* Not implemented. Always return zero. */
- tmp32 = gen_im32(0);
+ tmp32 = tcg_const_i32(0);
break;
case 1: /* FPIAR */
case 2: /* FPSR */
@@ -2594,7 +2591,7 @@ DISAS_INSN(mac)
/* Skip the accumulate if the value is already saturated. */
l1 = gen_new_label();
tmp = tcg_temp_new();
- gen_op_and32(tmp, QREG_MACSR, gen_im32(MACSR_PAV0 << acc));
+ gen_op_and32(tmp, QREG_MACSR, tcg_const_i32(MACSR_PAV0 << acc));
gen_op_jmp_nz32(tmp, l1);
}
#endif
@@ -2628,7 +2625,7 @@ DISAS_INSN(mac)
/* Skip the accumulate if the value is already saturated. */
l1 = gen_new_label();
tmp = tcg_temp_new();
- gen_op_and32(tmp, QREG_MACSR, gen_im32(MACSR_PAV0 << acc));
+ gen_op_and32(tmp, QREG_MACSR, tcg_const_i32(MACSR_PAV0 << acc));
gen_op_jmp_nz32(tmp, l1);
}
#endif
--
1.5.6.5
next reply other threads:[~2009-05-22 13:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-22 13:16 Laurent Vivier [this message]
-- strict thread matches above, loose matches on Subject: below --
2011-03-25 19:36 [Qemu-devel] [PATCH] m68k: Replace gen_im32() by tcg_const_i32() Laurent Vivier
2011-06-05 10:26 ` Andreas Färber
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