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fix PowerPC floating point argument and return value marshalling

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This commit is contained in:
Joel Dice 2012-08-13 11:16:30 -06:00
parent 2abc4e28a5
commit 665c4448bd
2 changed files with 12 additions and 3 deletions
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13
src/powerpc.S
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@ -136,9 +136,18 @@ LOCAL(call):
LOCAL(float): LOCAL(float):
cmpwi r14,FLOAT_TYPE cmpwi r14,FLOAT_TYPE
beq LOCAL(copy) bne LOCAL(double)
stfs f1,32(r19)
lwz r4,32(r19)
b LOCAL(exit)
LOCAL(double):
cmpwi r14,DOUBLE_TYPE cmpwi r14,DOUBLE_TYPE
beq LOCAL(copy) bne LOCAL(int64)
stfd f1,32(r19)
lwz r3,32(r19)
lwz r4,36(r19)
b LOCAL(exit)
LOCAL(int64):
cmpwi r14,INT64_TYPE cmpwi r14,INT64_TYPE
beq LOCAL(exit) beq LOCAL(exit)
mr r4,r3 mr r4,r3

2
src/powerpc.h
View File

@ -196,7 +196,7 @@ dynamicCall(void* function, uintptr_t* arguments, uint8_t* argumentTypes,
} break; } break;
case DOUBLE_TYPE: { case DOUBLE_TYPE: {
if (fprIndex + (8 / BytesPerWord) <= FprCount) { if (fprIndex + 1 <= FprCount) {
memcpy(fprTable + fprIndex, arguments + ai, 8); memcpy(fprTable + fprIndex, arguments + ai, 8);
++ fprIndex; ++ fprIndex;
SKIP(gprIndex, 8 / BytesPerWord); SKIP(gprIndex, 8 / BytesPerWord);