diff options
Diffstat (limited to 'deps/v8/src/ia32/codegen-ia32.cc')
| -rw-r--r-- | deps/v8/src/ia32/codegen-ia32.cc | 46 |
1 files changed, 25 insertions, 21 deletions
diff --git a/deps/v8/src/ia32/codegen-ia32.cc b/deps/v8/src/ia32/codegen-ia32.cc index 3a657bd541..f901b6f888 100644 --- a/deps/v8/src/ia32/codegen-ia32.cc +++ b/deps/v8/src/ia32/codegen-ia32.cc @@ -39,12 +39,16 @@ namespace internal { // Platform-specific RuntimeCallHelper functions. void StubRuntimeCallHelper::BeforeCall(MacroAssembler* masm) const { - masm->EnterInternalFrame(); + masm->EnterFrame(StackFrame::INTERNAL); + ASSERT(!masm->has_frame()); + masm->set_has_frame(true); } void StubRuntimeCallHelper::AfterCall(MacroAssembler* masm) const { - masm->LeaveInternalFrame(); + masm->LeaveFrame(StackFrame::INTERNAL); + ASSERT(masm->has_frame()); + masm->set_has_frame(false); } @@ -108,14 +112,14 @@ OS::MemCopyFunction CreateMemCopyFunction() { __ mov(edx, dst); __ and_(edx, 0xF); __ neg(edx); - __ add(Operand(edx), Immediate(16)); - __ add(dst, Operand(edx)); - __ add(src, Operand(edx)); - __ sub(Operand(count), edx); + __ add(edx, Immediate(16)); + __ add(dst, edx); + __ add(src, edx); + __ sub(count, edx); // edi is now aligned. Check if esi is also aligned. Label unaligned_source; - __ test(Operand(src), Immediate(0x0F)); + __ test(src, Immediate(0x0F)); __ j(not_zero, &unaligned_source); { // Copy loop for aligned source and destination. @@ -130,11 +134,11 @@ OS::MemCopyFunction CreateMemCopyFunction() { __ prefetch(Operand(src, 0x20), 1); __ movdqa(xmm0, Operand(src, 0x00)); __ movdqa(xmm1, Operand(src, 0x10)); - __ add(Operand(src), Immediate(0x20)); + __ add(src, Immediate(0x20)); __ movdqa(Operand(dst, 0x00), xmm0); __ movdqa(Operand(dst, 0x10), xmm1); - __ add(Operand(dst), Immediate(0x20)); + __ add(dst, Immediate(0x20)); __ dec(loop_count); __ j(not_zero, &loop); @@ -142,12 +146,12 @@ OS::MemCopyFunction CreateMemCopyFunction() { // At most 31 bytes to copy. Label move_less_16; - __ test(Operand(count), Immediate(0x10)); + __ test(count, Immediate(0x10)); __ j(zero, &move_less_16); __ movdqa(xmm0, Operand(src, 0)); - __ add(Operand(src), Immediate(0x10)); + __ add(src, Immediate(0x10)); __ movdqa(Operand(dst, 0), xmm0); - __ add(Operand(dst), Immediate(0x10)); + __ add(dst, Immediate(0x10)); __ bind(&move_less_16); // At most 15 bytes to copy. Copy 16 bytes at end of string. @@ -176,11 +180,11 @@ OS::MemCopyFunction CreateMemCopyFunction() { __ prefetch(Operand(src, 0x20), 1); __ movdqu(xmm0, Operand(src, 0x00)); __ movdqu(xmm1, Operand(src, 0x10)); - __ add(Operand(src), Immediate(0x20)); + __ add(src, Immediate(0x20)); __ movdqa(Operand(dst, 0x00), xmm0); __ movdqa(Operand(dst, 0x10), xmm1); - __ add(Operand(dst), Immediate(0x20)); + __ add(dst, Immediate(0x20)); __ dec(loop_count); __ j(not_zero, &loop); @@ -188,12 +192,12 @@ OS::MemCopyFunction CreateMemCopyFunction() { // At most 31 bytes to copy. Label move_less_16; - __ test(Operand(count), Immediate(0x10)); + __ test(count, Immediate(0x10)); __ j(zero, &move_less_16); __ movdqu(xmm0, Operand(src, 0)); - __ add(Operand(src), Immediate(0x10)); + __ add(src, Immediate(0x10)); __ movdqa(Operand(dst, 0), xmm0); - __ add(Operand(dst), Immediate(0x10)); + __ add(dst, Immediate(0x10)); __ bind(&move_less_16); // At most 15 bytes to copy. Copy 16 bytes at end of string. @@ -228,10 +232,10 @@ OS::MemCopyFunction CreateMemCopyFunction() { __ mov(edx, dst); __ and_(edx, 0x03); __ neg(edx); - __ add(Operand(edx), Immediate(4)); // edx = 4 - (dst & 3) - __ add(dst, Operand(edx)); - __ add(src, Operand(edx)); - __ sub(Operand(count), edx); + __ add(edx, Immediate(4)); // edx = 4 - (dst & 3) + __ add(dst, edx); + __ add(src, edx); + __ sub(count, edx); // edi is now aligned, ecx holds number of remaning bytes to copy. __ mov(edx, count); |