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-rw-r--r--target-i386/helper.c79
-rw-r--r--target-i386/helper_template.h217
-rw-r--r--target-i386/op.c78
-rw-r--r--target-i386/ops_template.h215
4 files changed, 296 insertions, 293 deletions
diff --git a/target-i386/helper.c b/target-i386/helper.c
index 126fde85ee..ce99c957d2 100644
--- a/target-i386/helper.c
+++ b/target-i386/helper.c
@@ -5239,3 +5239,82 @@ void helper_movq(uint64_t *d, uint64_t *s)
#undef SHIFT
#endif
+
+static int compute_all_eflags(void)
+{
+ return CC_SRC;
+}
+
+static int compute_c_eflags(void)
+{
+ return CC_SRC & CC_C;
+}
+
+CCTable cc_table[CC_OP_NB] = {
+ [CC_OP_DYNAMIC] = { /* should never happen */ },
+
+ [CC_OP_EFLAGS] = { compute_all_eflags, compute_c_eflags },
+
+ [CC_OP_MULB] = { compute_all_mulb, compute_c_mull },
+ [CC_OP_MULW] = { compute_all_mulw, compute_c_mull },
+ [CC_OP_MULL] = { compute_all_mull, compute_c_mull },
+
+ [CC_OP_ADDB] = { compute_all_addb, compute_c_addb },
+ [CC_OP_ADDW] = { compute_all_addw, compute_c_addw },
+ [CC_OP_ADDL] = { compute_all_addl, compute_c_addl },
+
+ [CC_OP_ADCB] = { compute_all_adcb, compute_c_adcb },
+ [CC_OP_ADCW] = { compute_all_adcw, compute_c_adcw },
+ [CC_OP_ADCL] = { compute_all_adcl, compute_c_adcl },
+
+ [CC_OP_SUBB] = { compute_all_subb, compute_c_subb },
+ [CC_OP_SUBW] = { compute_all_subw, compute_c_subw },
+ [CC_OP_SUBL] = { compute_all_subl, compute_c_subl },
+
+ [CC_OP_SBBB] = { compute_all_sbbb, compute_c_sbbb },
+ [CC_OP_SBBW] = { compute_all_sbbw, compute_c_sbbw },
+ [CC_OP_SBBL] = { compute_all_sbbl, compute_c_sbbl },
+
+ [CC_OP_LOGICB] = { compute_all_logicb, compute_c_logicb },
+ [CC_OP_LOGICW] = { compute_all_logicw, compute_c_logicw },
+ [CC_OP_LOGICL] = { compute_all_logicl, compute_c_logicl },
+
+ [CC_OP_INCB] = { compute_all_incb, compute_c_incl },
+ [CC_OP_INCW] = { compute_all_incw, compute_c_incl },
+ [CC_OP_INCL] = { compute_all_incl, compute_c_incl },
+
+ [CC_OP_DECB] = { compute_all_decb, compute_c_incl },
+ [CC_OP_DECW] = { compute_all_decw, compute_c_incl },
+ [CC_OP_DECL] = { compute_all_decl, compute_c_incl },
+
+ [CC_OP_SHLB] = { compute_all_shlb, compute_c_shlb },
+ [CC_OP_SHLW] = { compute_all_shlw, compute_c_shlw },
+ [CC_OP_SHLL] = { compute_all_shll, compute_c_shll },
+
+ [CC_OP_SARB] = { compute_all_sarb, compute_c_sarl },
+ [CC_OP_SARW] = { compute_all_sarw, compute_c_sarl },
+ [CC_OP_SARL] = { compute_all_sarl, compute_c_sarl },
+
+#ifdef TARGET_X86_64
+ [CC_OP_MULQ] = { compute_all_mulq, compute_c_mull },
+
+ [CC_OP_ADDQ] = { compute_all_addq, compute_c_addq },
+
+ [CC_OP_ADCQ] = { compute_all_adcq, compute_c_adcq },
+
+ [CC_OP_SUBQ] = { compute_all_subq, compute_c_subq },
+
+ [CC_OP_SBBQ] = { compute_all_sbbq, compute_c_sbbq },
+
+ [CC_OP_LOGICQ] = { compute_all_logicq, compute_c_logicq },
+
+ [CC_OP_INCQ] = { compute_all_incq, compute_c_incl },
+
+ [CC_OP_DECQ] = { compute_all_decq, compute_c_incl },
+
+ [CC_OP_SHLQ] = { compute_all_shlq, compute_c_shlq },
+
+ [CC_OP_SARQ] = { compute_all_sarq, compute_c_sarl },
+#endif
+};
+
diff --git a/target-i386/helper_template.h b/target-i386/helper_template.h
index 62bb15fa11..95af5238c3 100644
--- a/target-i386/helper_template.h
+++ b/target-i386/helper_template.h
@@ -50,6 +50,223 @@
#error unhandled operand size
#endif
+/* dynamic flags computation */
+
+static int glue(compute_all_add, SUFFIX)(void)
+{
+ int cf, pf, af, zf, sf, of;
+ target_long src1, src2;
+ src1 = CC_SRC;
+ src2 = CC_DST - CC_SRC;
+ cf = (DATA_TYPE)CC_DST < (DATA_TYPE)src1;
+ pf = parity_table[(uint8_t)CC_DST];
+ af = (CC_DST ^ src1 ^ src2) & 0x10;
+ zf = ((DATA_TYPE)CC_DST == 0) << 6;
+ sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
+ of = lshift((src1 ^ src2 ^ -1) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
+ return cf | pf | af | zf | sf | of;
+}
+
+static int glue(compute_c_add, SUFFIX)(void)
+{
+ int cf;
+ target_long src1;
+ src1 = CC_SRC;
+ cf = (DATA_TYPE)CC_DST < (DATA_TYPE)src1;
+ return cf;
+}
+
+static int glue(compute_all_adc, SUFFIX)(void)
+{
+ int cf, pf, af, zf, sf, of;
+ target_long src1, src2;
+ src1 = CC_SRC;
+ src2 = CC_DST - CC_SRC - 1;
+ cf = (DATA_TYPE)CC_DST <= (DATA_TYPE)src1;
+ pf = parity_table[(uint8_t)CC_DST];
+ af = (CC_DST ^ src1 ^ src2) & 0x10;
+ zf = ((DATA_TYPE)CC_DST == 0) << 6;
+ sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
+ of = lshift((src1 ^ src2 ^ -1) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
+ return cf | pf | af | zf | sf | of;
+}
+
+static int glue(compute_c_adc, SUFFIX)(void)
+{
+ int cf;
+ target_long src1;
+ src1 = CC_SRC;
+ cf = (DATA_TYPE)CC_DST <= (DATA_TYPE)src1;
+ return cf;
+}
+
+static int glue(compute_all_sub, SUFFIX)(void)
+{
+ int cf, pf, af, zf, sf, of;
+ target_long src1, src2;
+ src1 = CC_DST + CC_SRC;
+ src2 = CC_SRC;
+ cf = (DATA_TYPE)src1 < (DATA_TYPE)src2;
+ pf = parity_table[(uint8_t)CC_DST];
+ af = (CC_DST ^ src1 ^ src2) & 0x10;
+ zf = ((DATA_TYPE)CC_DST == 0) << 6;
+ sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
+ of = lshift((src1 ^ src2) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
+ return cf | pf | af | zf | sf | of;
+}
+
+static int glue(compute_c_sub, SUFFIX)(void)
+{
+ int cf;
+ target_long src1, src2;
+ src1 = CC_DST + CC_SRC;
+ src2 = CC_SRC;
+ cf = (DATA_TYPE)src1 < (DATA_TYPE)src2;
+ return cf;
+}
+
+static int glue(compute_all_sbb, SUFFIX)(void)
+{
+ int cf, pf, af, zf, sf, of;
+ target_long src1, src2;
+ src1 = CC_DST + CC_SRC + 1;
+ src2 = CC_SRC;
+ cf = (DATA_TYPE)src1 <= (DATA_TYPE)src2;
+ pf = parity_table[(uint8_t)CC_DST];
+ af = (CC_DST ^ src1 ^ src2) & 0x10;
+ zf = ((DATA_TYPE)CC_DST == 0) << 6;
+ sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
+ of = lshift((src1 ^ src2) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
+ return cf | pf | af | zf | sf | of;
+}
+
+static int glue(compute_c_sbb, SUFFIX)(void)
+{
+ int cf;
+ target_long src1, src2;
+ src1 = CC_DST + CC_SRC + 1;
+ src2 = CC_SRC;
+ cf = (DATA_TYPE)src1 <= (DATA_TYPE)src2;
+ return cf;
+}
+
+static int glue(compute_all_logic, SUFFIX)(void)
+{
+ int cf, pf, af, zf, sf, of;
+ cf = 0;
+ pf = parity_table[(uint8_t)CC_DST];
+ af = 0;
+ zf = ((DATA_TYPE)CC_DST == 0) << 6;
+ sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
+ of = 0;
+ return cf | pf | af | zf | sf | of;
+}
+
+static int glue(compute_c_logic, SUFFIX)(void)
+{
+ return 0;
+}
+
+static int glue(compute_all_inc, SUFFIX)(void)
+{
+ int cf, pf, af, zf, sf, of;
+ target_long src1, src2;
+ src1 = CC_DST - 1;
+ src2 = 1;
+ cf = CC_SRC;
+ pf = parity_table[(uint8_t)CC_DST];
+ af = (CC_DST ^ src1 ^ src2) & 0x10;
+ zf = ((DATA_TYPE)CC_DST == 0) << 6;
+ sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
+ of = ((CC_DST & DATA_MASK) == SIGN_MASK) << 11;
+ return cf | pf | af | zf | sf | of;
+}
+
+#if DATA_BITS == 32
+static int glue(compute_c_inc, SUFFIX)(void)
+{
+ return CC_SRC;
+}
+#endif
+
+static int glue(compute_all_dec, SUFFIX)(void)
+{
+ int cf, pf, af, zf, sf, of;
+ target_long src1, src2;
+ src1 = CC_DST + 1;
+ src2 = 1;
+ cf = CC_SRC;
+ pf = parity_table[(uint8_t)CC_DST];
+ af = (CC_DST ^ src1 ^ src2) & 0x10;
+ zf = ((DATA_TYPE)CC_DST == 0) << 6;
+ sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
+ of = ((CC_DST & DATA_MASK) == ((target_ulong)SIGN_MASK - 1)) << 11;
+ return cf | pf | af | zf | sf | of;
+}
+
+static int glue(compute_all_shl, SUFFIX)(void)
+{
+ int cf, pf, af, zf, sf, of;
+ cf = (CC_SRC >> (DATA_BITS - 1)) & CC_C;
+ pf = parity_table[(uint8_t)CC_DST];
+ af = 0; /* undefined */
+ zf = ((DATA_TYPE)CC_DST == 0) << 6;
+ sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
+ /* of is defined if shift count == 1 */
+ of = lshift(CC_SRC ^ CC_DST, 12 - DATA_BITS) & CC_O;
+ return cf | pf | af | zf | sf | of;
+}
+
+static int glue(compute_c_shl, SUFFIX)(void)
+{
+ return (CC_SRC >> (DATA_BITS - 1)) & CC_C;
+}
+
+#if DATA_BITS == 32
+static int glue(compute_c_sar, SUFFIX)(void)
+{
+ return CC_SRC & 1;
+}
+#endif
+
+static int glue(compute_all_sar, SUFFIX)(void)
+{
+ int cf, pf, af, zf, sf, of;
+ cf = CC_SRC & 1;
+ pf = parity_table[(uint8_t)CC_DST];
+ af = 0; /* undefined */
+ zf = ((DATA_TYPE)CC_DST == 0) << 6;
+ sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
+ /* of is defined if shift count == 1 */
+ of = lshift(CC_SRC ^ CC_DST, 12 - DATA_BITS) & CC_O;
+ return cf | pf | af | zf | sf | of;
+}
+
+#if DATA_BITS == 32
+static int glue(compute_c_mul, SUFFIX)(void)
+{
+ int cf;
+ cf = (CC_SRC != 0);
+ return cf;
+}
+#endif
+
+/* NOTE: we compute the flags like the P4. On olders CPUs, only OF and
+ CF are modified and it is slower to do that. */
+static int glue(compute_all_mul, SUFFIX)(void)
+{
+ int cf, pf, af, zf, sf, of;
+ cf = (CC_SRC != 0);
+ pf = parity_table[(uint8_t)CC_DST];
+ af = 0; /* undefined */
+ zf = ((DATA_TYPE)CC_DST == 0) << 6;
+ sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
+ of = cf << 11;
+ return cf | pf | af | zf | sf | of;
+}
+
+/* shifts */
+
target_ulong glue(helper_rcl, SUFFIX)(target_ulong t0, target_ulong t1)
{
int count, eflags;
diff --git a/target-i386/op.c b/target-i386/op.c
index b732b233fe..bcb609f99b 100644
--- a/target-i386/op.c
+++ b/target-i386/op.c
@@ -752,84 +752,6 @@ void OPPROTO op_salc(void)
EAX = (EAX & ~0xff) | ((-cf) & 0xff);
}
-static int compute_all_eflags(void)
-{
- return CC_SRC;
-}
-
-static int compute_c_eflags(void)
-{
- return CC_SRC & CC_C;
-}
-
-CCTable cc_table[CC_OP_NB] = {
- [CC_OP_DYNAMIC] = { /* should never happen */ },
-
- [CC_OP_EFLAGS] = { compute_all_eflags, compute_c_eflags },
-
- [CC_OP_MULB] = { compute_all_mulb, compute_c_mull },
- [CC_OP_MULW] = { compute_all_mulw, compute_c_mull },
- [CC_OP_MULL] = { compute_all_mull, compute_c_mull },
-
- [CC_OP_ADDB] = { compute_all_addb, compute_c_addb },
- [CC_OP_ADDW] = { compute_all_addw, compute_c_addw },
- [CC_OP_ADDL] = { compute_all_addl, compute_c_addl },
-
- [CC_OP_ADCB] = { compute_all_adcb, compute_c_adcb },
- [CC_OP_ADCW] = { compute_all_adcw, compute_c_adcw },
- [CC_OP_ADCL] = { compute_all_adcl, compute_c_adcl },
-
- [CC_OP_SUBB] = { compute_all_subb, compute_c_subb },
- [CC_OP_SUBW] = { compute_all_subw, compute_c_subw },
- [CC_OP_SUBL] = { compute_all_subl, compute_c_subl },
-
- [CC_OP_SBBB] = { compute_all_sbbb, compute_c_sbbb },
- [CC_OP_SBBW] = { compute_all_sbbw, compute_c_sbbw },
- [CC_OP_SBBL] = { compute_all_sbbl, compute_c_sbbl },
-
- [CC_OP_LOGICB] = { compute_all_logicb, compute_c_logicb },
- [CC_OP_LOGICW] = { compute_all_logicw, compute_c_logicw },
- [CC_OP_LOGICL] = { compute_all_logicl, compute_c_logicl },
-
- [CC_OP_INCB] = { compute_all_incb, compute_c_incl },
- [CC_OP_INCW] = { compute_all_incw, compute_c_incl },
- [CC_OP_INCL] = { compute_all_incl, compute_c_incl },
-
- [CC_OP_DECB] = { compute_all_decb, compute_c_incl },
- [CC_OP_DECW] = { compute_all_decw, compute_c_incl },
- [CC_OP_DECL] = { compute_all_decl, compute_c_incl },
-
- [CC_OP_SHLB] = { compute_all_shlb, compute_c_shlb },
- [CC_OP_SHLW] = { compute_all_shlw, compute_c_shlw },
- [CC_OP_SHLL] = { compute_all_shll, compute_c_shll },
-
- [CC_OP_SARB] = { compute_all_sarb, compute_c_sarl },
- [CC_OP_SARW] = { compute_all_sarw, compute_c_sarl },
- [CC_OP_SARL] = { compute_all_sarl, compute_c_sarl },
-
-#ifdef TARGET_X86_64
- [CC_OP_MULQ] = { compute_all_mulq, compute_c_mull },
-
- [CC_OP_ADDQ] = { compute_all_addq, compute_c_addq },
-
- [CC_OP_ADCQ] = { compute_all_adcq, compute_c_adcq },
-
- [CC_OP_SUBQ] = { compute_all_subq, compute_c_subq },
-
- [CC_OP_SBBQ] = { compute_all_sbbq, compute_c_sbbq },
-
- [CC_OP_LOGICQ] = { compute_all_logicq, compute_c_logicq },
-
- [CC_OP_INCQ] = { compute_all_incq, compute_c_incl },
-
- [CC_OP_DECQ] = { compute_all_decq, compute_c_incl },
-
- [CC_OP_SHLQ] = { compute_all_shlq, compute_c_shlq },
-
- [CC_OP_SARQ] = { compute_all_sarq, compute_c_sarl },
-#endif
-};
-
void OPPROTO op_fcomi_dummy(void)
{
T0 = 0;
diff --git a/target-i386/ops_template.h b/target-i386/ops_template.h
index 219f295722..49c04b5122 100644
--- a/target-i386/ops_template.h
+++ b/target-i386/ops_template.h
@@ -51,221 +51,6 @@
#error unhandled operand size
#endif
-/* dynamic flags computation */
-
-static int glue(compute_all_add, SUFFIX)(void)
-{
- int cf, pf, af, zf, sf, of;
- target_long src1, src2;
- src1 = CC_SRC;
- src2 = CC_DST - CC_SRC;
- cf = (DATA_TYPE)CC_DST < (DATA_TYPE)src1;
- pf = parity_table[(uint8_t)CC_DST];
- af = (CC_DST ^ src1 ^ src2) & 0x10;
- zf = ((DATA_TYPE)CC_DST == 0) << 6;
- sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
- of = lshift((src1 ^ src2 ^ -1) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
- return cf | pf | af | zf | sf | of;
-}
-
-static int glue(compute_c_add, SUFFIX)(void)
-{
- int cf;
- target_long src1;
- src1 = CC_SRC;
- cf = (DATA_TYPE)CC_DST < (DATA_TYPE)src1;
- return cf;
-}
-
-static int glue(compute_all_adc, SUFFIX)(void)
-{
- int cf, pf, af, zf, sf, of;
- target_long src1, src2;
- src1 = CC_SRC;
- src2 = CC_DST - CC_SRC - 1;
- cf = (DATA_TYPE)CC_DST <= (DATA_TYPE)src1;
- pf = parity_table[(uint8_t)CC_DST];
- af = (CC_DST ^ src1 ^ src2) & 0x10;
- zf = ((DATA_TYPE)CC_DST == 0) << 6;
- sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
- of = lshift((src1 ^ src2 ^ -1) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
- return cf | pf | af | zf | sf | of;
-}
-
-static int glue(compute_c_adc, SUFFIX)(void)
-{
- int cf;
- target_long src1;
- src1 = CC_SRC;
- cf = (DATA_TYPE)CC_DST <= (DATA_TYPE)src1;
- return cf;
-}
-
-static int glue(compute_all_sub, SUFFIX)(void)
-{
- int cf, pf, af, zf, sf, of;
- target_long src1, src2;
- src1 = CC_DST + CC_SRC;
- src2 = CC_SRC;
- cf = (DATA_TYPE)src1 < (DATA_TYPE)src2;
- pf = parity_table[(uint8_t)CC_DST];
- af = (CC_DST ^ src1 ^ src2) & 0x10;
- zf = ((DATA_TYPE)CC_DST == 0) << 6;
- sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
- of = lshift((src1 ^ src2) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
- return cf | pf | af | zf | sf | of;
-}
-
-static int glue(compute_c_sub, SUFFIX)(void)
-{
- int cf;
- target_long src1, src2;
- src1 = CC_DST + CC_SRC;
- src2 = CC_SRC;
- cf = (DATA_TYPE)src1 < (DATA_TYPE)src2;
- return cf;
-}
-
-static int glue(compute_all_sbb, SUFFIX)(void)
-{
- int cf, pf, af, zf, sf, of;
- target_long src1, src2;
- src1 = CC_DST + CC_SRC + 1;
- src2 = CC_SRC;
- cf = (DATA_TYPE)src1 <= (DATA_TYPE)src2;
- pf = parity_table[(uint8_t)CC_DST];
- af = (CC_DST ^ src1 ^ src2) & 0x10;
- zf = ((DATA_TYPE)CC_DST == 0) << 6;
- sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
- of = lshift((src1 ^ src2) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
- return cf | pf | af | zf | sf | of;
-}
-
-static int glue(compute_c_sbb, SUFFIX)(void)
-{
- int cf;
- target_long src1, src2;
- src1 = CC_DST + CC_SRC + 1;
- src2 = CC_SRC;
- cf = (DATA_TYPE)src1 <= (DATA_TYPE)src2;
- return cf;
-}
-
-static int glue(compute_all_logic, SUFFIX)(void)
-{
- int cf, pf, af, zf, sf, of;
- cf = 0;
- pf = parity_table[(uint8_t)CC_DST];
- af = 0;
- zf = ((DATA_TYPE)CC_DST == 0) << 6;
- sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
- of = 0;
- return cf | pf | af | zf | sf | of;
-}
-
-static int glue(compute_c_logic, SUFFIX)(void)
-{
- return 0;
-}
-
-static int glue(compute_all_inc, SUFFIX)(void)
-{
- int cf, pf, af, zf, sf, of;
- target_long src1, src2;
- src1 = CC_DST - 1;
- src2 = 1;
- cf = CC_SRC;
- pf = parity_table[(uint8_t)CC_DST];
- af = (CC_DST ^ src1 ^ src2) & 0x10;
- zf = ((DATA_TYPE)CC_DST == 0) << 6;
- sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
- of = ((CC_DST & DATA_MASK) == SIGN_MASK) << 11;
- return cf | pf | af | zf | sf | of;
-}
-
-#if DATA_BITS == 32
-static int glue(compute_c_inc, SUFFIX)(void)
-{
- return CC_SRC;
-}
-#endif
-
-static int glue(compute_all_dec, SUFFIX)(void)
-{
- int cf, pf, af, zf, sf, of;
- target_long src1, src2;
- src1 = CC_DST + 1;
- src2 = 1;
- cf = CC_SRC;
- pf = parity_table[(uint8_t)CC_DST];
- af = (CC_DST ^ src1 ^ src2) & 0x10;
- zf = ((DATA_TYPE)CC_DST == 0) << 6;
- sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
- of = ((CC_DST & DATA_MASK) == ((target_ulong)SIGN_MASK - 1)) << 11;
- return cf | pf | af | zf | sf | of;
-}
-
-static int glue(compute_all_shl, SUFFIX)(void)
-{
- int cf, pf, af, zf, sf, of;
- cf = (CC_SRC >> (DATA_BITS - 1)) & CC_C;
- pf = parity_table[(uint8_t)CC_DST];
- af = 0; /* undefined */
- zf = ((DATA_TYPE)CC_DST == 0) << 6;
- sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
- /* of is defined if shift count == 1 */
- of = lshift(CC_SRC ^ CC_DST, 12 - DATA_BITS) & CC_O;
- return cf | pf | af | zf | sf | of;
-}
-
-static int glue(compute_c_shl, SUFFIX)(void)
-{
- return (CC_SRC >> (DATA_BITS - 1)) & CC_C;
-}
-
-#if DATA_BITS == 32
-static int glue(compute_c_sar, SUFFIX)(void)
-{
- return CC_SRC & 1;
-}
-#endif
-
-static int glue(compute_all_sar, SUFFIX)(void)
-{
- int cf, pf, af, zf, sf, of;
- cf = CC_SRC & 1;
- pf = parity_table[(uint8_t)CC_DST];
- af = 0; /* undefined */
- zf = ((DATA_TYPE)CC_DST == 0) << 6;
- sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
- /* of is defined if shift count == 1 */
- of = lshift(CC_SRC ^ CC_DST, 12 - DATA_BITS) & CC_O;
- return cf | pf | af | zf | sf | of;
-}
-
-#if DATA_BITS == 32
-static int glue(compute_c_mul, SUFFIX)(void)
-{
- int cf;
- cf = (CC_SRC != 0);
- return cf;
-}
-#endif
-
-/* NOTE: we compute the flags like the P4. On olders CPUs, only OF and
- CF are modified and it is slower to do that. */
-static int glue(compute_all_mul, SUFFIX)(void)
-{
- int cf, pf, af, zf, sf, of;
- cf = (CC_SRC != 0);
- pf = parity_table[(uint8_t)CC_DST];
- af = 0; /* undefined */
- zf = ((DATA_TYPE)CC_DST == 0) << 6;
- sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
- of = cf << 11;
- return cf | pf | af | zf | sf | of;
-}
-
/* various optimized jumps cases */
void OPPROTO glue(op_jb_sub, SUFFIX)(void)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 13:32:53 +0000