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-rw-r--r--target-tricore/op_helper.c374
1 files changed, 368 insertions, 6 deletions
diff --git a/target-tricore/op_helper.c b/target-tricore/op_helper.c
index ed26b302b0..40d32af5d3 100644
--- a/target-tricore/op_helper.c
+++ b/target-tricore/op_helper.c
@@ -184,6 +184,31 @@ target_ulong helper_add_ssov(CPUTriCoreState *env, target_ulong r1,
return ssov32(env, result);
}
+uint64_t helper_add64_ssov(CPUTriCoreState *env, uint64_t r1, uint64_t r2)
+{
+ uint64_t result;
+ int64_t ovf;
+
+ result = r1 + r2;
+ ovf = (result ^ r1) & ~(r1 ^ r2);
+ env->PSW_USB_AV = (result ^ result * 2u) >> 32;
+ env->PSW_USB_SAV |= env->PSW_USB_AV;
+ if (ovf < 0) {
+ env->PSW_USB_V = (1 << 31);
+ env->PSW_USB_SV = (1 << 31);
+ /* ext_ret > MAX_INT */
+ if ((int64_t)r1 >= 0) {
+ result = INT64_MAX;
+ /* ext_ret < MIN_INT */
+ } else {
+ result = INT64_MIN;
+ }
+ } else {
+ env->PSW_USB_V = 0;
+ }
+ return result;
+}
+
target_ulong helper_add_h_ssov(CPUTriCoreState *env, target_ulong r1,
target_ulong r2)
{
@@ -194,6 +219,99 @@ target_ulong helper_add_h_ssov(CPUTriCoreState *env, target_ulong r1,
return ssov16(env, ret_hw0, ret_hw1);
}
+uint32_t helper_addr_h_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
+ uint32_t r2_h)
+{
+ int64_t mul_res0 = sextract64(r1, 0, 32);
+ int64_t mul_res1 = sextract64(r1, 32, 32);
+ int64_t r2_low = sextract64(r2_l, 0, 32);
+ int64_t r2_high = sextract64(r2_h, 0, 32);
+ int64_t result0, result1;
+ uint32_t ovf0, ovf1;
+ uint32_t avf0, avf1;
+
+ ovf0 = ovf1 = 0;
+
+ result0 = r2_low + mul_res0 + 0x8000;
+ result1 = r2_high + mul_res1 + 0x8000;
+
+ avf0 = result0 * 2u;
+ avf0 = result0 ^ avf0;
+ avf1 = result1 * 2u;
+ avf1 = result1 ^ avf1;
+
+ if (result0 > INT32_MAX) {
+ ovf0 = (1 << 31);
+ result0 = INT32_MAX;
+ } else if (result0 < INT32_MIN) {
+ ovf0 = (1 << 31);
+ result0 = INT32_MIN;
+ }
+
+ if (result1 > INT32_MAX) {
+ ovf1 = (1 << 31);
+ result1 = INT32_MAX;
+ } else if (result1 < INT32_MIN) {
+ ovf1 = (1 << 31);
+ result1 = INT32_MIN;
+ }
+
+ env->PSW_USB_V = ovf0 | ovf1;
+ env->PSW_USB_SV |= env->PSW_USB_V;
+
+ env->PSW_USB_AV = avf0 | avf1;
+ env->PSW_USB_SAV |= env->PSW_USB_AV;
+
+ return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
+}
+
+uint32_t helper_addsur_h_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
+ uint32_t r2_h)
+{
+ int64_t mul_res0 = sextract64(r1, 0, 32);
+ int64_t mul_res1 = sextract64(r1, 32, 32);
+ int64_t r2_low = sextract64(r2_l, 0, 32);
+ int64_t r2_high = sextract64(r2_h, 0, 32);
+ int64_t result0, result1;
+ uint32_t ovf0, ovf1;
+ uint32_t avf0, avf1;
+
+ ovf0 = ovf1 = 0;
+
+ result0 = r2_low - mul_res0 + 0x8000;
+ result1 = r2_high + mul_res1 + 0x8000;
+
+ avf0 = result0 * 2u;
+ avf0 = result0 ^ avf0;
+ avf1 = result1 * 2u;
+ avf1 = result1 ^ avf1;
+
+ if (result0 > INT32_MAX) {
+ ovf0 = (1 << 31);
+ result0 = INT32_MAX;
+ } else if (result0 < INT32_MIN) {
+ ovf0 = (1 << 31);
+ result0 = INT32_MIN;
+ }
+
+ if (result1 > INT32_MAX) {
+ ovf1 = (1 << 31);
+ result1 = INT32_MAX;
+ } else if (result1 < INT32_MIN) {
+ ovf1 = (1 << 31);
+ result1 = INT32_MIN;
+ }
+
+ env->PSW_USB_V = ovf0 | ovf1;
+ env->PSW_USB_SV |= env->PSW_USB_V;
+
+ env->PSW_USB_AV = avf0 | avf1;
+ env->PSW_USB_SAV |= env->PSW_USB_AV;
+
+ return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
+}
+
+
target_ulong helper_add_suov(CPUTriCoreState *env, target_ulong r1,
target_ulong r2)
{
@@ -403,6 +521,131 @@ uint64_t helper_madd64_ssov(CPUTriCoreState *env, target_ulong r1,
return ret;
}
+uint32_t
+helper_madd32_q_add_ssov(CPUTriCoreState *env, uint64_t r1, uint64_t r2)
+{
+ int64_t result;
+
+ result = (r1 + r2);
+
+ env->PSW_USB_AV = (result ^ result * 2u);
+ env->PSW_USB_SAV |= env->PSW_USB_AV;
+
+ /* we do the saturation by hand, since we produce an overflow on the host
+ if the mul before was (0x80000000 * 0x80000000) << 1). If this is the
+ case, we flip the saturated value. */
+ if (r2 == 0x8000000000000000LL) {
+ if (result > 0x7fffffffLL) {
+ env->PSW_USB_V = (1 << 31);
+ env->PSW_USB_SV = (1 << 31);
+ result = INT32_MIN;
+ } else if (result < -0x80000000LL) {
+ env->PSW_USB_V = (1 << 31);
+ env->PSW_USB_SV = (1 << 31);
+ result = INT32_MAX;
+ } else {
+ env->PSW_USB_V = 0;
+ }
+ } else {
+ if (result > 0x7fffffffLL) {
+ env->PSW_USB_V = (1 << 31);
+ env->PSW_USB_SV = (1 << 31);
+ result = INT32_MAX;
+ } else if (result < -0x80000000LL) {
+ env->PSW_USB_V = (1 << 31);
+ env->PSW_USB_SV = (1 << 31);
+ result = INT32_MIN;
+ } else {
+ env->PSW_USB_V = 0;
+ }
+ }
+ return (uint32_t)result;
+}
+
+uint64_t helper_madd64_q_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2,
+ uint32_t r3, uint32_t n)
+{
+ int64_t t1 = (int64_t)r1;
+ int64_t t2 = sextract64(r2, 0, 32);
+ int64_t t3 = sextract64(r3, 0, 32);
+ int64_t result, mul;
+ int64_t ovf;
+
+ mul = (t2 * t3) << n;
+ result = mul + t1;
+
+ env->PSW_USB_AV = (result ^ result * 2u) >> 32;
+ env->PSW_USB_SAV |= env->PSW_USB_AV;
+
+ ovf = (result ^ mul) & ~(mul ^ t1);
+ /* we do the saturation by hand, since we produce an overflow on the host
+ if the mul was (0x80000000 * 0x80000000) << 1). If this is the
+ case, we flip the saturated value. */
+ if ((r2 == 0x80000000) && (r3 == 0x80000000) && (n == 1)) {
+ if (ovf >= 0) {
+ env->PSW_USB_V = (1 << 31);
+ env->PSW_USB_SV = (1 << 31);
+ /* ext_ret > MAX_INT */
+ if (mul < 0) {
+ result = INT64_MAX;
+ /* ext_ret < MIN_INT */
+ } else {
+ result = INT64_MIN;
+ }
+ } else {
+ env->PSW_USB_V = 0;
+ }
+ } else {
+ if (ovf < 0) {
+ env->PSW_USB_V = (1 << 31);
+ env->PSW_USB_SV = (1 << 31);
+ /* ext_ret > MAX_INT */
+ if (mul >= 0) {
+ result = INT64_MAX;
+ /* ext_ret < MIN_INT */
+ } else {
+ result = INT64_MIN;
+ }
+ } else {
+ env->PSW_USB_V = 0;
+ }
+ }
+ return (uint64_t)result;
+}
+
+uint32_t helper_maddr_q_ssov(CPUTriCoreState *env, uint32_t r1, uint32_t r2,
+ uint32_t r3, uint32_t n)
+{
+ int64_t t1 = sextract64(r1, 0, 32);
+ int64_t t2 = sextract64(r2, 0, 32);
+ int64_t t3 = sextract64(r3, 0, 32);
+ int64_t mul, ret;
+
+ if ((t2 == -0x8000ll) && (t3 == -0x8000ll) && (n == 1)) {
+ mul = 0x7fffffff;
+ } else {
+ mul = (t2 * t3) << n;
+ }
+
+ ret = t1 + mul + 0x8000;
+
+ env->PSW_USB_AV = ret ^ ret * 2u;
+ env->PSW_USB_SAV |= env->PSW_USB_AV;
+
+ if (ret > 0x7fffffffll) {
+ env->PSW_USB_V = (1 << 31);
+ env->PSW_USB_SV |= env->PSW_USB_V;
+ ret = INT32_MAX;
+ } else if (ret < -0x80000000ll) {
+ env->PSW_USB_V = (1 << 31);
+ env->PSW_USB_SV |= env->PSW_USB_V;
+ ret = INT32_MIN;
+ } else {
+ env->PSW_USB_V = 0;
+ }
+ return ret & 0xffff0000ll;
+}
+
uint64_t helper_madd64_suov(CPUTriCoreState *env, target_ulong r1,
uint64_t r2, target_ulong r3)
{
@@ -443,13 +686,28 @@ target_ulong helper_msub32_ssov(CPUTriCoreState *env, target_ulong r1,
target_ulong helper_msub32_suov(CPUTriCoreState *env, target_ulong r1,
target_ulong r2, target_ulong r3)
{
- int64_t t1 = extract64(r1, 0, 32);
- int64_t t2 = extract64(r2, 0, 32);
- int64_t t3 = extract64(r3, 0, 32);
- int64_t result;
+ uint64_t t1 = extract64(r1, 0, 32);
+ uint64_t t2 = extract64(r2, 0, 32);
+ uint64_t t3 = extract64(r3, 0, 32);
+ uint64_t result;
+ uint64_t mul;
- result = t2 - (t1 * t3);
- return suov32_neg(env, result);
+ mul = (t1 * t3);
+ result = t2 - mul;
+
+ env->PSW_USB_AV = result ^ result * 2u;
+ env->PSW_USB_SAV |= env->PSW_USB_AV;
+ /* we calculate ovf by hand here, because the multiplication can overflow on
+ the host, which would give false results if we compare to less than
+ zero */
+ if (mul > t2) {
+ env->PSW_USB_V = (1 << 31);
+ env->PSW_USB_SV = (1 << 31);
+ result = 0;
+ } else {
+ env->PSW_USB_V = 0;
+ }
+ return result;
}
uint64_t helper_msub64_ssov(CPUTriCoreState *env, target_ulong r1,
@@ -604,6 +862,110 @@ uint32_t helper_absdif_h(CPUTriCoreState *env, target_ulong r1, target_ulong r2)
return ret;
}
+uint32_t helper_addr_h(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
+ uint32_t r2_h)
+{
+ int64_t mul_res0 = sextract64(r1, 0, 32);
+ int64_t mul_res1 = sextract64(r1, 32, 32);
+ int64_t r2_low = sextract64(r2_l, 0, 32);
+ int64_t r2_high = sextract64(r2_h, 0, 32);
+ int64_t result0, result1;
+ uint32_t ovf0, ovf1;
+ uint32_t avf0, avf1;
+
+ ovf0 = ovf1 = 0;
+
+ result0 = r2_low + mul_res0 + 0x8000;
+ result1 = r2_high + mul_res1 + 0x8000;
+
+ if ((result0 > INT32_MAX) || (result0 < INT32_MIN)) {
+ ovf0 = (1 << 31);
+ }
+
+ if ((result1 > INT32_MAX) || (result1 < INT32_MIN)) {
+ ovf1 = (1 << 31);
+ }
+
+ env->PSW_USB_V = ovf0 | ovf1;
+ env->PSW_USB_SV |= env->PSW_USB_V;
+
+ avf0 = result0 * 2u;
+ avf0 = result0 ^ avf0;
+ avf1 = result1 * 2u;
+ avf1 = result1 ^ avf1;
+
+ env->PSW_USB_AV = avf0 | avf1;
+ env->PSW_USB_SAV |= env->PSW_USB_AV;
+
+ return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
+}
+
+uint32_t helper_addsur_h(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
+ uint32_t r2_h)
+{
+ int64_t mul_res0 = sextract64(r1, 0, 32);
+ int64_t mul_res1 = sextract64(r1, 32, 32);
+ int64_t r2_low = sextract64(r2_l, 0, 32);
+ int64_t r2_high = sextract64(r2_h, 0, 32);
+ int64_t result0, result1;
+ uint32_t ovf0, ovf1;
+ uint32_t avf0, avf1;
+
+ ovf0 = ovf1 = 0;
+
+ result0 = r2_low - mul_res0 + 0x8000;
+ result1 = r2_high + mul_res1 + 0x8000;
+
+ if ((result0 > INT32_MAX) || (result0 < INT32_MIN)) {
+ ovf0 = (1 << 31);
+ }
+
+ if ((result1 > INT32_MAX) || (result1 < INT32_MIN)) {
+ ovf1 = (1 << 31);
+ }
+
+ env->PSW_USB_V = ovf0 | ovf1;
+ env->PSW_USB_SV |= env->PSW_USB_V;
+
+ avf0 = result0 * 2u;
+ avf0 = result0 ^ avf0;
+ avf1 = result1 * 2u;
+ avf1 = result1 ^ avf1;
+
+ env->PSW_USB_AV = avf0 | avf1;
+ env->PSW_USB_SAV |= env->PSW_USB_AV;
+
+ return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
+}
+
+uint32_t helper_maddr_q(CPUTriCoreState *env, uint32_t r1, uint32_t r2,
+ uint32_t r3, uint32_t n)
+{
+ int64_t t1 = sextract64(r1, 0, 32);
+ int64_t t2 = sextract64(r2, 0, 32);
+ int64_t t3 = sextract64(r3, 0, 32);
+ int64_t mul, ret;
+
+ if ((t2 == -0x8000ll) && (t3 == -0x8000ll) && (n == 1)) {
+ mul = 0x7fffffff;
+ } else {
+ mul = (t2 * t3) << n;
+ }
+
+ ret = t1 + mul + 0x8000;
+
+ if ((ret > 0x7fffffffll) || (ret < -0x80000000ll)) {
+ env->PSW_USB_V = (1 << 31);
+ env->PSW_USB_SV |= env->PSW_USB_V;
+ } else {
+ env->PSW_USB_V = 0;
+ }
+ env->PSW_USB_AV = ret ^ ret * 2u;
+ env->PSW_USB_SAV |= env->PSW_USB_AV;
+
+ return ret & 0xffff0000ll;
+}
+
uint32_t helper_add_b(CPUTriCoreState *env, target_ulong r1, target_ulong r2)
{
int32_t b, i;
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2025-04-21 16:01:25 +0200