wu-arch/kernels
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Default for shift is now arithmetic.

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cdkersey
2015-08-23 15:08:07 -06:00
parent 65b9f2afb7
commit 7765655d65
1 changed files with 2 additions and 2 deletions
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4
src/instruction.cpp
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@@ -176,7 +176,7 @@ void Instruction::executeOn(Warp &c) {
case SHL: reg[rdest] = reg[rsrc[0]] << reg[rsrc[1]]; case SHL: reg[rdest] = reg[rsrc[0]] << reg[rsrc[1]];
reg[rdest].trunc(wordSz); reg[rdest].trunc(wordSz);
break; break;
case SHR: reg[rdest] = reg[rsrc[0]] >> reg[rsrc[1]]; case SHR: reg[rdest] = Word_s(reg[rsrc[0]]) >> reg[rsrc[1]];
reg[rdest].trunc(wordSz); reg[rdest].trunc(wordSz);
break; break;
case MOD: if (reg[rsrc[1]] == 0) throw DomainException(); case MOD: if (reg[rsrc[1]] == 0) throw DomainException();
@@ -209,7 +209,7 @@ void Instruction::executeOn(Warp &c) {
case MODI: if (immsrc == 0) throw DomainException(); case MODI: if (immsrc == 0) throw DomainException();
reg[rdest] = reg[rsrc[0]] % immsrc; reg[rdest] = reg[rsrc[0]] % immsrc;
break; break;
case SHRI: reg[rdest] = reg[rsrc[0]] >> immsrc; case SHRI: reg[rdest] = Word_s(reg[rsrc[0]]) >> immsrc;
break; break;
case SHLI: reg[rdest] = reg[rsrc[0]] << immsrc; case SHLI: reg[rdest] = reg[rsrc[0]] << immsrc;
reg[rdest].trunc(wordSz); reg[rdest].trunc(wordSz);