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GP-2366 handle MIPS emulation when ISA_VARIANT not enabled

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ghidra1
2022-07-25 16:25:30 -04:00
parent 590d74f2e9
commit 062551ae9a
2 changed files with 19 additions and 6 deletions
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4
Ghidra/Processors/MIPS/data/languages/mips.sinc
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@@ -369,7 +369,9 @@ define register offset=0x3200 size=$(REGSIZE) [
HW_RES28 HW_ULR HW_RESIM30 HW_RESIM31
];
@ifdef ISA_VARIANT
define register offset=0x3F00 size=1 [ ISAModeSwitch ];
@endif
# Define context bits
define register offset=0x4000 size=4 contextreg;
@@ -798,12 +800,14 @@ DXuPos: pos is lsb [ pos = lsb + 32; ] { tmp:1
DinsXSize: mysize is msbd & lsb [ mysize = msbd - lsb + 1 + 32; ] { tmp:1 = mysize; export tmp; }
@endif
@ifdef ISA_VARIANT
macro JXWritePC(addr) {
ISAModeSwitch = (addr & 0x1) != 0;
tmp:$(REGSIZE) = -2;
tmp = tmp & addr;
pc = tmp;
}
@endif
# Floating point formats
#fmt: "S" is format=0x10 { }