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Bug 576247 - asm_stkarg not implemented for x86_64. r=edwsmith

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--HG--
extra : convert_revision : 6176f4f11b273ddde0de661a2c2de0d2219515b2
This commit is contained in:
Makoto Kato 2011-05-25 17:37:27 +09:00
parent 998c7234fe
commit a365c30cae
2 changed files with 8 additions and 2 deletions
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6
js/src/nanojit/NativeX64.cpp
View File

@ -57,7 +57,6 @@ better code
- disp64 branch/call
- spill gp values to xmm registers?
- prefer xmm registers for copies since gprs are in higher demand?
- stack arg doubles
- stack based LIR_paramp
tracing
@ -629,6 +628,7 @@ namespace nanojit
void Assembler::MOVBMI(R r, I d, I32 imm) { emitrm_imm8(X64_movbmi,r,d,imm); asm_output("movb %d(%s), %d",d,RQ(r),imm); }
void Assembler::MOVQSPR(I d, R r) { emit(X64_movqspr | U64(d) << 56 | U64((REGNUM(r)&7)<<3) << 40 | U64((REGNUM(r)&8)>>1) << 24); asm_output("movq %d(rsp), %s", d, RQ(r)); } // insert r into mod/rm and rex bytes
void Assembler::MOVQSPX(I d, R r) { emit(rexprb(X64_movqspx,RSP,r) | U64(d) << 56 | U64((REGNUM(r)&7)<<3) << 40); asm_output("movq %d(rsp), %s", d, RQ(r)); }
void Assembler::XORPSA(R r, I32 i32) { emitxm_abs(X64_xorpsa, r, i32); asm_output("xorps %s, (0x%x)",RQ(r), i32); }
void Assembler::XORPSM(R r, NIns* a64) { emitxm_rel(X64_xorpsm, r, a64); asm_output("xorps %s, (%p)", RQ(r), a64); }
@ -1077,6 +1077,10 @@ namespace nanojit
NanoAssert(ty == ARGTYPE_Q);
// Do nothing.
}
} else if (ty == ARGTYPE_D) {
NanoAssert(p->isD());
Register r = findRegFor(p, FpRegs);
MOVQSPX(stk_off, r); // movsd [rsp+d8], xmm
} else {
TODO(asm_stkarg_non_int);
}

4
js/src/nanojit/NativeX64.h
View File

@ -248,7 +248,8 @@ namespace nanojit
X64_movlmr = 0x0000000080894007LL, // 32bit store r -> [b+d32]
X64_movlrm = 0x00000000808B4007LL, // 32bit load r <- [b+d32]
X64_movqmr = 0x0000000080894807LL, // 64bit store gpr -> [b+d32]
X64_movqspr = 0x0024448948000005LL, // 64bit store gpr -> [rsp+d32] (sib required)
X64_movqspr = 0x0024448948000005LL, // 64bit store gpr -> [rsp+d8] (sib required)
X64_movqspx = 0x002444110F40F207LL, // 64bit store xmm -> [rsp+d8] (sib required)
X64_movqr = 0xC08B480000000003LL, // 64bit mov r <- b
X64_movqi = 0xB848000000000002LL, // 64bit mov r <- imm64
X64_movi = 0xB840000000000002LL, // 32bit mov r <- immI
@ -608,6 +609,7 @@ namespace nanojit
void CALLRAX();\
void RET();\
void MOVQSPR(int d, Register r);\
void MOVQSPX(int d, Register r);\
void XORPSA(Register r, int32_t i32);\
void XORPSM(Register r, NIns* a64);\
void X86_AND8R(Register r);\