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| author | Russ Cox <rsc@golang.org> | 2014-08-14 11:57:10 -0400 |
|---|---|---|
| committer | Russ Cox <rsc@golang.org> | 2014-08-14 11:57:10 -0400 |
| commit | a7d370d73398dc75e8191e7eccf7b9398b0dadf1 (patch) | |
| tree | 35ded135a10198dad125c7b17e56e047c1854f67 /src/liblink | |
| parent | e456ae86a6951a4c367019c2387cf4c9615f132a (diff) | |
| download | go-a7d370d73398dc75e8191e7eccf7b9398b0dadf1.tar.gz | |
[dev.power64] liblink: fix $large(SP) for floating point load/store
Fixes test/cmplxdivide.
LGTM=minux
R=minux
CC=golang-codereviews
https://codereview.appspot.com/128190045
Diffstat (limited to 'src/liblink')
| -rw-r--r-- | src/liblink/asm9.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/src/liblink/asm9.c b/src/liblink/asm9.c index 352fba915..56582fe27 100644 --- a/src/liblink/asm9.c +++ b/src/liblink/asm9.c @@ -320,18 +320,18 @@ static Optab optab[] = { { AFMOVD, C_SAUTO,C_NONE, C_NONE, C_FREG, 8, 4, REGSP }, { AFMOVD, C_SOREG,C_NONE, C_NONE, C_FREG, 8, 4, REGZERO }, - { AFMOVD, C_LEXT, C_NONE, C_NONE, C_FREG, 8, 4, REGSB }, - { AFMOVD, C_LAUTO,C_NONE, C_NONE, C_FREG, 8, 4, REGSP }, - { AFMOVD, C_LOREG,C_NONE, C_NONE, C_FREG, 8, 4, REGZERO }, + { AFMOVD, C_LEXT, C_NONE, C_NONE, C_FREG, 36, 8, REGSB }, + { AFMOVD, C_LAUTO,C_NONE, C_NONE, C_FREG, 36, 8, REGSP }, + { AFMOVD, C_LOREG,C_NONE, C_NONE, C_FREG, 36, 8, REGZERO }, { AFMOVD, C_ADDR, C_NONE, C_NONE, C_FREG, 75, 8, 0 }, { AFMOVD, C_FREG, C_NONE, C_NONE, C_SEXT, 7, 4, REGSB }, { AFMOVD, C_FREG, C_NONE, C_NONE, C_SAUTO, 7, 4, REGSP }, { AFMOVD, C_FREG, C_NONE, C_NONE, C_SOREG, 7, 4, REGZERO }, - { AFMOVD, C_FREG, C_NONE, C_NONE, C_LEXT, 7, 4, REGSB }, - { AFMOVD, C_FREG, C_NONE, C_NONE, C_LAUTO, 7, 4, REGSP }, - { AFMOVD, C_FREG, C_NONE, C_NONE, C_LOREG, 7, 4, REGZERO }, + { AFMOVD, C_FREG, C_NONE, C_NONE, C_LEXT, 35, 8, REGSB }, + { AFMOVD, C_FREG, C_NONE, C_NONE, C_LAUTO, 35, 8, REGSP }, + { AFMOVD, C_FREG, C_NONE, C_NONE, C_LOREG, 35, 8, REGZERO }, { AFMOVD, C_FREG, C_NONE, C_NONE, C_ADDR, 74, 8, 0 }, { ASYNC, C_NONE, C_NONE, C_NONE, C_NONE, 46, 4, 0 }, @@ -1491,6 +1491,8 @@ asmout(Link *ctxt, Prog *p, Optab *o, int32 *out) r = p->to.reg; if(r0iszero && p->to.reg == 0) ctxt->diag("literal operation on R0\n%P", p); + if((int16)v != v) + sysfatal("mishandled instruction %P", p); o1 = AOP_IRR(opirr(ctxt, p->as), p->to.reg, r, v); break; @@ -1514,8 +1516,11 @@ asmout(Link *ctxt, Prog *p, Optab *o, int32 *out) if(v) ctxt->diag("illegal indexed instruction\n%P", p); o1 = AOP_RRR(opstorex(ctxt, p->as), p->from.reg, p->reg, r); - } else + } else { + if((int16)v != v) + sysfatal("mishandled instruction %P", p); o1 = AOP_IRR(opstore(ctxt, p->as), p->from.reg, r, v); + } break; case 8: /* mov soreg, r ==> lbz/lhz/lwz o(r) */ @@ -1527,8 +1532,11 @@ asmout(Link *ctxt, Prog *p, Optab *o, int32 *out) if(v) ctxt->diag("illegal indexed instruction\n%P", p); o1 = AOP_RRR(oploadx(ctxt, p->as), p->to.reg, p->reg, r); - } else + } else { + if((int16)v != v) + sysfatal("mishandled instruction %P", p); o1 = AOP_IRR(opload(ctxt, p->as), p->to.reg, r, v); + } break; case 9: /* movb soreg, r ==> lbz o(r),r2; extsb r2,r2 */ |