Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Added recompiled versions of CBW, CDQ, CWD, CWDE and MOVSX.

Browse source
This commit is contained in:
SarahW 2018-09-23 21:45:12 +01:00
commit 1aadfd436d
18 changed files with 274 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/codegen_backend_arm64_ops.c
View file

@ -71,6 +71,7 @@ static inline void codegen_addlong(codeblock_t *block, uint32_t val)
#define OPCODE_LDRB_IMM_W (0x0e5 << 22)
#define OPCODE_LDRH_IMM (0x1e5 << 22)
#define OPCODE_LDP_POSTIDX_X (0x2a3 << 22)
#define OPCODE_SBFX (0x04c << 22)
#define OPCODE_STP_PREIDX_X (0x2a6 << 22)
#define OPCODE_STR_IMM_W (0x2e4 << 22)
#define OPCODE_STR_IMM_Q (0x3e4 << 22)
@ -640,6 +641,11 @@ void host_arm64_RET(codeblock_t *block, int reg)
codegen_addlong(block, OPCODE_RET | Rn(reg));
}
void host_arm64_SBFX(codeblock_t *block, int dst_reg, int src_reg, int lsb, int width)
{
codegen_addlong(block, OPCODE_SBFX | Rd(dst_reg) | Rn(src_reg) | IMMN(0) | IMMR(lsb) | IMMS((lsb+width-1) & 31));
}
void host_arm64_STP_PREIDX_X(codeblock_t *block, int src_reg1, int src_reg2, int base_reg, int offset)
{
if (!in_range7_x(offset))