Implement the mfspr and mtspr instructions.

This commit is contained in:
Andrew Church 2015-01-19 03:18:36 +09:00
parent 03b059c1d5
commit 4375422c09

View file

@ -47,7 +47,7 @@ private:
} }
void MFSPR(u32 rt, u32 sa) void MFSPR(u32 rt, u32 sa)
{ {
UNIMPLEMENTED(); // not used CPU.GPR[rt].clear(); // All SPRs read as zero.
} }
void RDCH(u32 rt, u32 ra) void RDCH(u32 rt, u32 ra)
{ {
@ -243,7 +243,7 @@ private:
} }
void MTSPR(u32 rt, u32 sa) void MTSPR(u32 rt, u32 sa)
{ {
UNIMPLEMENTED(); // not used // SPR writes are ignored.
} }
void WRCH(u32 ra, u32 rt) void WRCH(u32 ra, u32 rt)
{ {