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Convert registersInUse to BitSet.

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This commit is contained in:
comex
2014-10-16 22:21:55 -04:00
parent b6a7438053
commit eb7f4dac50
18 changed files with 119 additions and 136 deletions
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21
Source/Core/Common/x64ABI.h
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@ -4,6 +4,7 @@
#pragma once
#include "Common/BitSet.h"
#include "Common/x64Emitter.h"
// x64 ABI:s, and helpers to help follow them when JIT-ing code.
@ -23,6 +24,9 @@
// Callee-save: RBX RBP R12 R13 R14 R15
// Parameters: RDI RSI RDX RCX R8 R9
#define ABI_ALL_FPRS BitSet32(0xffff0000)
#define ABI_ALL_GPRS BitSet32(0x0000ffff)
#ifdef _WIN32 // 64-bit Windows - the really exotic calling convention
#define ABI_PARAM1 RCX
@ -31,11 +35,9 @@
#define ABI_PARAM4 R9
// xmm0-xmm15 use the upper 16 bits in the functions that push/pop registers.
#define ABI_ALL_CALLER_SAVED ((1 << RAX) | (1 << RCX) | (1 << RDX) | (1 << R8) | \
(1 << R9) | (1 << R10) | (1 << R11) | \
(1 << (XMM0+16)) | (1 << (XMM1+16)) | (1 << (XMM2+16)) | (1 << (XMM3+16)) | \
(1 << (XMM4+16)) | (1 << (XMM5+16)))
#define ABI_ALL_CALLER_SAVED \
(BitSet32 { RAX, RCX, RDX, R8, R9, R10, R11, \
XMM0+16, XMM1+16, XMM2+16, XMM3+16, XMM4+16, XMM5+16 })
#else //64-bit Unix / OS X
#define ABI_PARAM1 RDI
@ -47,13 +49,12 @@
// FIXME: avoid pushing all 16 XMM registers when possible? most functions we call probably
// don't actually clobber them.
#define ABI_ALL_CALLER_SAVED ((1 << RAX) | (1 << RCX) | (1 << RDX) | (1 << RDI) | \
(1 << RSI) | (1 << R8) | (1 << R9) | (1 << R10) | (1 << R11) | \
0xffff0000 /* xmm0..15 */)
#define ABI_ALL_CALLER_SAVED \
(BitSet32 { RAX, RCX, RDX, RDI, RSI, R8, R9, R10, R11 } | \
ABI_ALL_FPRS)
#endif // WIN32
#define ABI_ALL_CALLEE_SAVED ((u32) ~ABI_ALL_CALLER_SAVED)
#define ABI_ALL_CALLEE_SAVED (~ABI_ALL_CALLER_SAVED)
#define ABI_RETURN RAX