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author yz70s <yz70s@users.noreply.github.com>2015-03-14 14:40:36 +0100
committer yz70s <yz70s@users.noreply.github.com>2015-03-14 14:40:36 +0100
commit0fdc96d72cbb94da30cf8f28903c2bcfc2030d90 (patch)
tree9fcc17d3176245f69f03e0d37adb7121bf4b56c2
parenteb43ff52df9e76f3dadbede7567b79b7b0869453 (diff)
i386.c: remove bug in x87 fsave and frstor (nw)
-rw-r--r--src/emu/cpu/i386/x87ops.inc4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/emu/cpu/i386/x87ops.inc b/src/emu/cpu/i386/x87ops.inc
index 545e9e8e684..0459e39358d 100644
--- a/src/emu/cpu/i386/x87ops.inc
+++ b/src/emu/cpu/i386/x87ops.inc
@@ -4519,7 +4519,7 @@ void i386_device::x87_fsave(UINT8 modrm)
}
for (int i = 0; i < 8; ++i)
- x87_write_stack(i, READ80(ea + i*10), FALSE);
+ WRITE80(ea + i*10, ST(i));
CYCLES((m_cr[0] & 1) ? 56 : 67);
}
@@ -4575,7 +4575,7 @@ void i386_device::x87_frstor(UINT8 modrm)
}
for (int i = 0; i < 8; ++i)
- WRITE80(ea + i*10, ST(i));
+ x87_write_stack(i, READ80(ea + i*10), FALSE);
CYCLES((m_cr[0] & 1) ? 34 : 44);
}