mirror of https://github.com/proxmox/mirror_qemu
SPARC64: Implement ldfa/lddfa/ldqfa instructions properly
This patch implements sparcv9 ldfa/lddfa/ldqfa instructions with non block-load ASIs. Signed-off-by: Tsuneo Saito <tsnsaito@gmail.com> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>master
parent
cc4662f964
commit
4183f36df0
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@ -3331,7 +3331,7 @@ void helper_ldda_asi(target_ulong addr, int asi, int rd)
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void helper_ldf_asi(target_ulong addr, int asi, int size, int rd)
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void helper_ldf_asi(target_ulong addr, int asi, int size, int rd)
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{
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{
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unsigned int i;
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unsigned int i;
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target_ulong val;
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CPU_DoubleU u;
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helper_check_align(addr, 3);
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helper_check_align(addr, 3);
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addr = asi_address_mask(env, asi, addr);
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addr = asi_address_mask(env, asi, addr);
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@ -3371,17 +3371,23 @@ void helper_ldf_asi(target_ulong addr, int asi, int size, int rd)
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break;
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break;
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}
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}
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val = helper_ld_asi(addr, asi, size, 0);
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switch(size) {
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switch(size) {
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default:
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default:
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case 4:
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case 4:
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*((uint32_t *)&env->fpr[rd]) = val;
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*((uint32_t *)&env->fpr[rd]) = helper_ld_asi(addr, asi, size, 0);
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break;
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break;
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case 8:
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case 8:
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*((int64_t *)&DT0) = val;
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u.ll = helper_ld_asi(addr, asi, size, 0);
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*((uint32_t *)&env->fpr[rd++]) = u.l.upper;
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*((uint32_t *)&env->fpr[rd++]) = u.l.lower;
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break;
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break;
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case 16:
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case 16:
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// XXX
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u.ll = helper_ld_asi(addr, asi, 8, 0);
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*((uint32_t *)&env->fpr[rd++]) = u.l.upper;
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*((uint32_t *)&env->fpr[rd++]) = u.l.lower;
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u.ll = helper_ld_asi(addr + 8, asi, 8, 0);
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*((uint32_t *)&env->fpr[rd++]) = u.l.upper;
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*((uint32_t *)&env->fpr[rd++]) = u.l.lower;
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break;
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break;
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}
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}
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}
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}
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