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GP-5905: Fixed issue with 80251 instructions referencing SPX register

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ghidorahrex
2025-12-04 19:25:56 +00:00
parent dfe5136e96
commit 78859d55fd
1 changed files with 8 additions and 6 deletions
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Ghidra/Processors/8051/data/languages/80251.sinc
+8 -6
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@@ -15,6 +15,7 @@ define token srcDestByte (8)
drk03 = (0,3)
# constraint bits
d7 = (7,7)
d67 = (6,7)
d57 = (5,7)
d47 = (4,7)
s3 = (3,3)
@@ -36,6 +37,7 @@ define token srcDestByte2 (8)
drk03_ = (0,3)
# constraint bits
d7_ = (7,7)
d67_ = (6,7)
d57_ = (5,7)
s3_ = (3,3)
s13_ = (1,3)
@@ -85,13 +87,13 @@ attach variables [ wrj47_d2 ] [
# NOTE: must use constraints DRK, DRKD and DRKS
attach variables [ drk47 drk03 drk47_ drk03_ ] [
DR0 DR4 DR8 DR12 DR16 DR20 DR24 DR28
DPX SPX _ _ _ _ _ _
_ _ _ _ _ _ DPX SPX
];
@define DRK47 "drk47 & (d7=0 | d57=4)" # constraint for using drk47
@define DRK03 "drk03 & (s3=0 | s13=4)" # constraint for using drk03
@define DRK47_ "drk47_ & (d7_=0 | d57_=4)" # constraint for using drk47_
@define DRK47 "drk47 & (d7=0 | d67=3)" # constraint for using drk47
@define DRK03 "drk03 & (s3=0 | s23=3)" # constraint for using drk03
@define DRK47_ "drk47_ & (d7_=0 | d67_=3)" # constraint for using drk47_
AtWRjb: "@"^wrj47 is wrj47 { ptr:3 = zext(wrj47); export *:1 ptr; }
AtWRjw: "@"^wrj47 is wrj47 { ptr:3 = zext(wrj47); export *:2 ptr; }
@@ -497,7 +499,7 @@ macro pop24(val) {
# MOVH DRk,#data16
:MOVH drk47,Data16x0 is $(GROUP3) & ophi=7 & oplo=14; $(DRK47) & s03=12; Data16x0 { drk47 = (drk47 & 0xffff0000) | (Data16x0 << 16); }
:MOVH drk47,Data16x0 is $(GROUP3) & ophi=7 & oplo=0xa; $(DRK47) & s03=0xc; Data16x0 { drk47 = (drk47 & 0xffff) | (Data16x0 << 16); }
# MOVS WRj,Rm
:MOVZ wrj47,rm03 is $(GROUP3) & ophi=1 & oplo=10; wrj47 & rm03 { wrj47 = sext(rm03); }