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| author | Yang Liu <liuyang22@iscas.ac.cn> | 2025-10-10 17:39:02 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-10-10 11:39:02 +0200 |
| commit | f0eab197be50e18b2040c92d1bc4612d264dbcd3 (patch) | |
| tree | 8284e13ec251ea52376fe92dd8adfd8f204aab5d /src/dynarec/la64 | |
| parent | 6250f03b098619bc6c2dabaedf8560775cdb9bdf (diff) | |
| download | box64-f0eab197be50e18b2040c92d1bc4612d264dbcd3.tar.gz box64-f0eab197be50e18b2040c92d1bc4612d264dbcd3.zip | |
[DYNAREC] Fixed a special case of SHLD/SHRD opcodes (#3047)
Diffstat (limited to 'src/dynarec/la64')
| -rw-r--r-- | src/dynarec/la64/dynarec_la64_0f.c | 2 | ||||
| -rw-r--r-- | src/dynarec/la64/dynarec_la64_helper.h | 9 |
2 files changed, 8 insertions, 3 deletions
diff --git a/src/dynarec/la64/dynarec_la64_0f.c b/src/dynarec/la64/dynarec_la64_0f.c index c4dcf9da..4391a0db 100644 --- a/src/dynarec/la64/dynarec_la64_0f.c +++ b/src/dynarec/la64/dynarec_la64_0f.c @@ -1413,6 +1413,7 @@ uintptr_t dynarec64_0F(dynarec_la64_t* dyn, uintptr_t addr, uintptr_t ip, int ni WBACK; } else { FAKEED; + if (!rex.w && !rex.is32bits && MODREG) { ZEROUP(ed); } F8; } break; @@ -1466,6 +1467,7 @@ uintptr_t dynarec64_0F(dynarec_la64_t* dyn, uintptr_t addr, uintptr_t ip, int ni WBACK; } else { FAKEED; + if (!rex.w && !rex.is32bits && MODREG) { ZEROUP(ed); } F8; } break; diff --git a/src/dynarec/la64/dynarec_la64_helper.h b/src/dynarec/la64/dynarec_la64_helper.h index 740c6909..9cb25114 100644 --- a/src/dynarec/la64/dynarec_la64_helper.h +++ b/src/dynarec/la64/dynarec_la64_helper.h @@ -168,9 +168,12 @@ } // FAKEED like GETED, but doesn't get anything -#define FAKEED \ - if (!MODREG) { \ - addr = fakeed(dyn, addr, ninst, nextop); \ +#define FAKEED \ + if (MODREG) { \ + ed = TO_NAT((nextop & 7) + (rex.b << 3)); \ + wback = 0; \ + } else { \ + addr = fakeed(dyn, addr, ninst, nextop); \ } // GETGW extract x64 register in gd, that is i, Signed extented |