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[Qemu-devel] [5193] Convert rest of ops using float32 to TCG, remove FT0
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From: |
Blue Swirl |
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Subject: |
[Qemu-devel] [5193] Convert rest of ops using float32 to TCG, remove FT0 and FT1 |
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Date: |
Wed, 10 Sep 2008 20:09:22 +0000 |
Revision: 5193
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=5193
Author: blueswir1
Date: 2008-09-10 20:09:22 +0000 (Wed, 10 Sep 2008)
Log Message:
-----------
Convert rest of ops using float32 to TCG, remove FT0 and FT1
Modified Paths:
--------------
trunk/target-sparc/cpu.h
trunk/target-sparc/exec.h
trunk/target-sparc/helper.h
trunk/target-sparc/op_helper.c
trunk/target-sparc/translate.c
Modified: trunk/target-sparc/cpu.h
===================================================================
--- trunk/target-sparc/cpu.h 2008-09-10 20:00:18 UTC (rev 5192)
+++ trunk/target-sparc/cpu.h 2008-09-10 20:09:22 UTC (rev 5193)
@@ -303,7 +303,6 @@
uint64_t prom_addr;
#endif
/* temporary float registers */
- float32 ft0, ft1;
float64 dt0, dt1;
float128 qt0, qt1;
float_status fp_status;
Modified: trunk/target-sparc/exec.h
===================================================================
--- trunk/target-sparc/exec.h 2008-09-10 20:00:18 UTC (rev 5192)
+++ trunk/target-sparc/exec.h 2008-09-10 20:09:22 UTC (rev 5193)
@@ -5,8 +5,6 @@
register struct CPUSPARCState *env asm(AREG0);
-#define FT0 (env->ft0)
-#define FT1 (env->ft1)
#define DT0 (env->dt0)
#define DT1 (env->dt1)
#define QT0 (env->qt0)
Modified: trunk/target-sparc/helper.h
===================================================================
--- trunk/target-sparc/helper.h 2008-09-10 20:00:18 UTC (rev 5192)
+++ trunk/target-sparc/helper.h 2008-09-10 20:09:22 UTC (rev 5193)
@@ -93,10 +93,6 @@
#endif
DEF_HELPER(void, raise_exception, (int tt))
#define F_HELPER_0_0(name) DEF_HELPER(void, helper_f ## name, (void))
-#define F_HELPER_SDQ_0_0(name) \
- F_HELPER_0_0(name ## s); \
- F_HELPER_0_0(name ## d); \
- F_HELPER_0_0(name ## q)
#define F_HELPER_DQ_0_0(name) \
F_HELPER_0_0(name ## d); \
F_HELPER_0_0(name ## q)
@@ -111,11 +107,11 @@
DEF_HELPER(float32, helper_fmuls, (float32 src1, float32 src2))
DEF_HELPER(float32, helper_fdivs, (float32 src1, float32 src2))
-F_HELPER_0_0(smuld);
+DEF_HELPER(void, helper_fsmuld, (float32 src1, float32 src2))
F_HELPER_0_0(dmulq);
DEF_HELPER(float32, helper_fnegs, (float32 src))
-F_HELPER_0_0(itod);
+DEF_HELPER(void, helper_fitod, (int32_t src))
DEF_HELPER(void, helper_fitoq, (int32_t src))
DEF_HELPER(float32, helper_fitos, (int32_t src))
@@ -123,19 +119,20 @@
#ifdef TARGET_SPARC64
DEF_HELPER(void, helper_fnegd, (void))
DEF_HELPER(void, helper_fnegq, (void))
-F_HELPER_SDQ_0_0(xto);
+DEF_HELPER(uint32_t, helper_fxtos, (void))
+F_HELPER_DQ_0_0(xto);
#endif
-F_HELPER_0_0(dtos);
-F_HELPER_0_0(stod);
+DEF_HELPER(float32, helper_fdtos, (void))
+DEF_HELPER(void, helper_fstod, (float32 src))
DEF_HELPER(float32, helper_fqtos, (void))
DEF_HELPER(void, helper_fstoq, (float32 src))
F_HELPER_0_0(qtod);
F_HELPER_0_0(dtoq);
DEF_HELPER(int32_t, helper_fstoi, (float32 src))
-F_HELPER_0_0(dtoi);
+DEF_HELPER(int32_t, helper_fdtoi, (void))
DEF_HELPER(int32_t, helper_fqtoi, (void))
#ifdef TARGET_SPARC64
-F_HELPER_0_0(stox);
+DEF_HELPER(void, helper_fstox, (uint32_t src))
F_HELPER_0_0(dtox);
F_HELPER_0_0(qtox);
F_HELPER_0_0(aligndata);
Modified: trunk/target-sparc/op_helper.c
===================================================================
--- trunk/target-sparc/op_helper.c 2008-09-10 20:00:18 UTC (rev 5192)
+++ trunk/target-sparc/op_helper.c 2008-09-10 20:09:22 UTC (rev 5193)
@@ -106,10 +106,10 @@
F_BINOP(div);
#undef F_BINOP
-void helper_fsmuld(void)
+void helper_fsmuld(float32 src1, float32 src2)
{
- DT0 = float64_mul(float32_to_float64(FT0, &env->fp_status),
- float32_to_float64(FT1, &env->fp_status),
+ DT0 = float64_mul(float32_to_float64(src1, &env->fp_status),
+ float32_to_float64(src2, &env->fp_status),
&env->fp_status);
}
@@ -143,9 +143,9 @@
return int32_to_float32(src, &env->fp_status);
}
-F_HELPER(ito, d)
+void helper_fitod(int32_t src)
{
- DT0 = int32_to_float64(*((int32_t *)&FT1), &env->fp_status);
+ DT0 = int32_to_float64(src, &env->fp_status);
}
void helper_fitoq(int32_t src)
@@ -154,9 +154,9 @@
}
#ifdef TARGET_SPARC64
-F_HELPER(xto, s)
+float32 helper_fxtos(void)
{
- FT0 = int64_to_float32(*((int64_t *)&DT1), &env->fp_status);
+ return int64_to_float32(*((int64_t *)&DT1), &env->fp_status);
}
F_HELPER(xto, d)
@@ -172,14 +172,14 @@
#undef F_HELPER
/* floating point conversion */
-void helper_fdtos(void)
+float32 helper_fdtos(void)
{
- FT0 = float64_to_float32(DT1, &env->fp_status);
+ return float64_to_float32(DT1, &env->fp_status);
}
-void helper_fstod(void)
+void helper_fstod(float32 src)
{
- DT0 = float32_to_float64(FT1, &env->fp_status);
+ DT0 = float32_to_float64(src, &env->fp_status);
}
float32 helper_fqtos(void)
@@ -208,9 +208,9 @@
return float32_to_int32_round_to_zero(src, &env->fp_status);
}
-void helper_fdtoi(void)
+int32_t helper_fdtoi(void)
{
- *((int32_t *)&FT0) = float64_to_int32_round_to_zero(DT1, &env->fp_status);
+ return float64_to_int32_round_to_zero(DT1, &env->fp_status);
}
int32_t helper_fqtoi(void)
@@ -219,9 +219,9 @@
}
#ifdef TARGET_SPARC64
-void helper_fstox(void)
+void helper_fstox(float32 src)
{
- *((int64_t *)&DT0) = float32_to_int64_round_to_zero(FT1, &env->fp_status);
+ *((int64_t *)&DT0) = float32_to_int64_round_to_zero(src, &env->fp_status);
}
void helper_fdtox(void)
Modified: trunk/target-sparc/translate.c
===================================================================
--- trunk/target-sparc/translate.c 2008-09-10 20:00:18 UTC (rev 5192)
+++ trunk/target-sparc/translate.c 2008-09-10 20:09:22 UTC (rev 5193)
@@ -102,21 +102,6 @@
#define IS_IMM (insn & (1<<13))
/* floating point registers moves */
-static void gen_op_load_fpr_FT0(unsigned int src)
-{
- tcg_gen_st_i32(cpu_fpr[src], cpu_env, offsetof(CPUSPARCState, ft0));
-}
-
-static void gen_op_load_fpr_FT1(unsigned int src)
-{
- tcg_gen_st_i32(cpu_fpr[src], cpu_env, offsetof(CPUSPARCState, ft1));
-}
-
-static void gen_op_store_FT0_fpr(unsigned int dst)
-{
- tcg_gen_ld_i32(cpu_fpr[dst], cpu_env, offsetof(CPUSPARCState, ft0));
-}
-
static void gen_op_load_fpr_DT0(unsigned int src)
{
tcg_gen_st_i32(cpu_fpr[src], cpu_env, offsetof(CPUSPARCState, dt0) +
@@ -2475,12 +2460,11 @@
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
- case 0x69:
+ case 0x69: /* fsmuld */
CHECK_FPU_FEATURE(dc, FSMULD);
- gen_op_load_fpr_FT0(rs1);
- gen_op_load_fpr_FT1(rs2);
gen_clear_float_exceptions();
- tcg_gen_helper_0_0(helper_fsmuld);
+ tcg_gen_helper_0_2(helper_fsmuld, cpu_fpr[rs1],
+ cpu_fpr[rs2]);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
@@ -2500,12 +2484,12 @@
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
break;
- case 0xc6:
+ case 0xc6: /* fdtos */
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
- tcg_gen_helper_0_0(helper_fdtos);
+ tcg_gen_helper_1_0(helper_fdtos, cpu_tmp32);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
- gen_op_store_FT0_fpr(rd);
+ tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
break;
case 0xc7: /* fqtos */
CHECK_FPU_FEATURE(dc, FLOAT128);
@@ -2515,14 +2499,12 @@
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
break;
- case 0xc8:
- gen_op_load_fpr_FT1(rs2);
- tcg_gen_helper_0_0(helper_fitod);
+ case 0xc8: /* fitod */
+ tcg_gen_helper_0_1(helper_fitod, cpu_fpr[rs2]);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
- case 0xc9:
- gen_op_load_fpr_FT1(rs2);
- tcg_gen_helper_0_0(helper_fstod);
+ case 0xc9: /* fstod */
+ tcg_gen_helper_0_1(helper_fstod, cpu_fpr[rs2]);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0xcb: /* fqtod */
@@ -2556,12 +2538,12 @@
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
break;
- case 0xd2:
+ case 0xd2: /* fdtoi */
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
- tcg_gen_helper_0_0(helper_fdtoi);
+ tcg_gen_helper_1_0(helper_fdtoi, cpu_tmp32);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
- gen_op_store_FT0_fpr(rd);
+ tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
break;
case 0xd3: /* fqtoi */
CHECK_FPU_FEATURE(dc, FLOAT128);
@@ -2612,9 +2594,8 @@
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0x81: /* V9 fstox */
- gen_op_load_fpr_FT1(rs2);
gen_clear_float_exceptions();
- tcg_gen_helper_0_0(helper_fstox);
+ tcg_gen_helper_0_1(helper_fstox, cpu_fpr[rs2]);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
@@ -2636,9 +2617,9 @@
case 0x84: /* V9 fxtos */
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
- tcg_gen_helper_0_0(helper_fxtos);
+ tcg_gen_helper_1_0(helper_fxtos, cpu_tmp32);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
- gen_op_store_FT0_fpr(rd);
+ tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
break;
case 0x88: /* V9 fxtod */
gen_op_load_fpr_DT1(DFPREG(rs2));
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