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Jonathan Campbell 2020-06-07 20:01:10 -07:00
parent 41f35c0329
commit 5a7c41c2cc
1 changed files with 6 additions and 6 deletions
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12
doc-collection/opcodes/x86/8086.dop
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@ -494,7 +494,7 @@ opcode sequence(0xA9 immw) name "TEST" { common opcode "TEST" param(accum,immw);
opcode sequence(0xAA) name "STOSB" { opcode sequence(0xAA) name "STOSB" {
/* if DF = 1, dstidx -= 1; */ /* if DF = 1, dstidx -= 1; */
/* if DF = 0, dstidx += 1; */ /* if DF = 0, dstidx += 1; */
input AL; input AL, flags(DF);
output memory reference byte farptr(ES,dstidx); output memory reference byte farptr(ES,dstidx);
modifies dstidx; modifies dstidx;
@ -504,7 +504,7 @@ opcode sequence(0xAA) name "STOSB" {
opcode sequence(0xAB) name "STOSW" { opcode sequence(0xAB) name "STOSW" {
/* if DF = 1, dstidx -= wordsize; */ /* if DF = 1, dstidx -= wordsize; */
/* if DF = 0, dstidx += wordsize; */ /* if DF = 0, dstidx += wordsize; */
input accum; input accum, flags(DF);
output memory reference word farptr(ES,dstidx); output memory reference word farptr(ES,dstidx);
modifies dstidx; modifies dstidx;
@ -514,7 +514,7 @@ opcode sequence(0xAB) name "STOSW" {
opcode sequence(0xAC) name "LODSB" { opcode sequence(0xAC) name "LODSB" {
/* if DF = 1, srcidx -= 1; */ /* if DF = 1, srcidx -= 1; */
/* if DF = 0, srcidx += 1; */ /* if DF = 0, srcidx += 1; */
input memory reference byte srcidx; input memory reference byte srcidx, flags(DF);
output AL; output AL;
modifies srcidx; modifies srcidx;
@ -524,7 +524,7 @@ opcode sequence(0xAC) name "LODSB" {
opcode sequence(0xAD) name "LODSW" { opcode sequence(0xAD) name "LODSW" {
/* if DF = 1, srcidx -= wordsize; */ /* if DF = 1, srcidx -= wordsize; */
/* if DF = 0, srcidx += wordsize; */ /* if DF = 0, srcidx += wordsize; */
input memory reference word srcidx; input memory reference word srcidx, flags(DF);
output accum; output accum;
modifies srcidx; modifies srcidx;
@ -534,7 +534,7 @@ opcode sequence(0xAD) name "LODSW" {
opcode sequence(0xAE) name "SCASB" { opcode sequence(0xAE) name "SCASB" {
/* if DF = 1, dstidx -= 1; */ /* if DF = 1, dstidx -= 1; */
/* if DF = 0, dstidx += 1; */ /* if DF = 0, dstidx += 1; */
input AL,memory reference byte farptr(ES,dstidx); input AL,memory reference byte farptr(ES,dstidx), flags(DF);
modifies flags(CF,PF,AF,ZF,SF,OF); modifies flags(CF,PF,AF,ZF,SF,OF);
/* how to show it */ /* how to show it */
@ -543,7 +543,7 @@ opcode sequence(0xAE) name "SCASB" {
opcode sequence(0xAF) name "SCASW" { opcode sequence(0xAF) name "SCASW" {
/* if DF = 1, dstidx -= wordsize; */ /* if DF = 1, dstidx -= wordsize; */
/* if DF = 0, dstidx += wordsize; */ /* if DF = 0, dstidx += wordsize; */
input accum,memory reference word farptr(ES,dstidx); input accum,memory reference word farptr(ES,dstidx), flags(DF);
modifies flags(CF,PF,AF,ZF,SF,OF); modifies flags(CF,PF,AF,ZF,SF,OF);
/* how to show it */ /* how to show it */