diff options
Diffstat (limited to 'lisc')
| -rw-r--r-- | lisc/isel.c | 64 |
1 files changed, 38 insertions, 26 deletions
diff --git a/lisc/isel.c b/lisc/isel.c index 7af27d9..e089c08 100644 --- a/lisc/isel.c +++ b/lisc/isel.c @@ -461,50 +461,62 @@ classify(Ins *i0, Ins *i1, AClass *ac, int op) return (6-nint) << 4; } -int rsave[NRSave] = {RDI, RSI, RDX, RCX, R8, R9, R10, R11, RAX}; +int rsave[NRSave] = { + RDI, RSI, RDX, RCX, R8, R9, R10, R11, RAX, + XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7, XMM8, + XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, /* XMM15 */ +}; int rclob[NRClob] = {RBX, R12, R13, R14, R15}; ulong -calldef(Ins i, int *p) +calldef(Ins i, int p[2]) { ulong b; - int n; - - n = i.arg[1].val & 15; - b = BIT(RAX); - if (n == 2) + int ni, nf; + + b = 0; + ni = i.arg[1].val & 3; + nf = (i.arg[1].val >> 2) & 3; + if (ni >= 1) + b |= BIT(RAX); + if (ni >= 2) b |= BIT(RDX); - if (p) - *p = n; + if (nf >= 1) + b |= BIT(XMM0); + if (nf >= 2) + b |= BIT(XMM1); + if (p) { + p[0] = ni; + p[1] = nf; + } return b; } ulong -calluse(Ins i, int *p) +calluse(Ins i, int p[2]) { ulong b; - int j, n; + int j, ni, nf; - n = (i.arg[1].val >> 4) & 15; - for (j = 0, b = 0; j < n; j++) + b = 0; + ni = (i.arg[1].val >> 4) & 15; + nf = (i.arg[1].val >> 8) & 15; + for (j=0; j<ni; j++) b |= BIT(rsave[j]); - if (p) - *p = n; + for (j=0; j<nf; j++) + b |= BIT(XMM0+j); + if (p) { + p[0] = ni; + p[1] = nf; + } return b; } ulong -callclb(Ins i, int *p) +callclb(Ins i, int p[2]) { - ulong b; - int j, n; - - n = (i.arg[1].val >> 4) & 15; - for (j = n, b = 0; j < NRSave; j++) - b |= BIT(rsave[j]); - if (p) - *p = n; - return b; + (void)i; (void)p; + assert(!"oops"); } static void @@ -535,7 +547,7 @@ selcall(Fn *fn, Ins *i0, Ins *i1) emit(OSAlloc, Kl, R, r, R); } emit(OCopy, i1->cls, i1->to, TMP(RAX), R); - emit(OCall, 0, R, i1->arg[0], CALL(1 + ci)); + emit(OCall, i1->cls, R, i1->arg[0], CALL(1 + ci)); for (i=i0, a=ac, ni=0; i<i1; i++, a++) { if (a->inmem) |