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authorBharata B Rao <bharata@linux.vnet.ibm.com>2017-01-12 21:54:05 +0530
committerDavid Gibson <david@gibson.dropbear.id.au>2017-01-31 10:10:14 +1100
commitc6d8c5ba5a12660559e036caa1f46a7d988c579b (patch)
treef6b1fea88477d39bfb940e55f60bc907beca4dbb /target/ppc/fpu_helper.c
parent5c32e2e4a077c1258f74c06cd3d3e7e9550dddbb (diff)
downloadqemu-c6d8c5ba5a12660559e036caa1f46a7d988c579b.zip
target-ppc: Use ppc_vsr_t.f128 in xscmp[o,u,exp]qp
xscmpoqp, xscmpuqp & xscmpexpqp were added before f128 field was introduced in ppc_vsr_t. Now that we have it, use it instead of generating the 128 bit float using two 64bit fields. Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com> Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'target/ppc/fpu_helper.c')
-rw-r--r--target/ppc/fpu_helper.c20
1 files changed, 8 insertions, 12 deletions
diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c
index ae57272ee4..d648234e86 100644
--- a/target/ppc/fpu_helper.c
+++ b/target/ppc/fpu_helper.c
@@ -2452,8 +2452,8 @@ void helper_xscmpexpqp(CPUPPCState *env, uint32_t opcode)
exp_a = extract64(xa.VsrD(0), 48, 15);
exp_b = extract64(xb.VsrD(0), 48, 15);
- if (unlikely(float128_is_any_nan(make_float128(xa.VsrD(0), xa.VsrD(1))) ||
- float128_is_any_nan(make_float128(xb.VsrD(0), xb.VsrD(1))))) {
+ if (unlikely(float128_is_any_nan(xa.f128) ||
+ float128_is_any_nan(xb.f128))) {
cc = CRF_SO;
} else {
if (exp_a < exp_b) {
@@ -2528,24 +2528,20 @@ void helper_##op(CPUPPCState *env, uint32_t opcode) \
ppc_vsr_t xa, xb; \
uint32_t cc = 0; \
bool vxsnan_flag = false, vxvc_flag = false; \
- float128 a, b; \
\
helper_reset_fpstatus(env); \
getVSR(rA(opcode) + 32, &xa, env); \
getVSR(rB(opcode) + 32, &xb, env); \
\
- a = make_float128(xa.VsrD(0), xa.VsrD(1)); \
- b = make_float128(xb.VsrD(0), xb.VsrD(1)); \
- \
- if (float128_is_signaling_nan(a, &env->fp_status) || \
- float128_is_signaling_nan(b, &env->fp_status)) { \
+ if (float128_is_signaling_nan(xa.f128, &env->fp_status) || \
+ float128_is_signaling_nan(xb.f128, &env->fp_status)) { \
vxsnan_flag = true; \
cc = CRF_SO; \
if (fpscr_ve == 0 && ordered) { \
vxvc_flag = true; \
} \
- } else if (float128_is_quiet_nan(a, &env->fp_status) || \
- float128_is_quiet_nan(b, &env->fp_status)) { \
+ } else if (float128_is_quiet_nan(xa.f128, &env->fp_status) || \
+ float128_is_quiet_nan(xb.f128, &env->fp_status)) { \
cc = CRF_SO; \
if (ordered) { \
vxvc_flag = true; \
@@ -2558,9 +2554,9 @@ void helper_##op(CPUPPCState *env, uint32_t opcode) \
float_invalid_op_excp(env, POWERPC_EXCP_FP_VXVC, 0); \
} \
\
- if (float128_lt(a, b, &env->fp_status)) { \
+ if (float128_lt(xa.f128, xb.f128, &env->fp_status)) { \
cc |= CRF_LT; \
- } else if (!float128_le(a, b, &env->fp_status)) { \
+ } else if (!float128_le(xa.f128, xb.f128, &env->fp_status)) { \
cc |= CRF_GT; \
} else { \
cc |= CRF_EQ; \