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| author | RSDuck <rsduck@users.noreply.github.com> | 2020-04-25 13:40:51 +0200 |
|---|---|---|
| committer | RSDuck <rsduck@users.noreply.github.com> | 2020-04-26 13:05:17 +0200 |
| commit | 3787bab1f69ae22d3e8106d70598ce923e5efe70 (patch) | |
| tree | 33f1f2133832cc75e4d82b0c75c4268441c6c0cf /src/ARMJIT_x64/ARMJIT_Linkage.s | |
| parent | 5d0f244f3c86c2b1c65566bffa3972ae1dbac27b (diff) | |
implement block linking + some refactoring
currently only supported for x64
Diffstat (limited to 'src/ARMJIT_x64/ARMJIT_Linkage.s')
| -rw-r--r-- | src/ARMJIT_x64/ARMJIT_Linkage.s | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/src/ARMJIT_x64/ARMJIT_Linkage.s b/src/ARMJIT_x64/ARMJIT_Linkage.s new file mode 100644 index 0000000..dbbb024 --- /dev/null +++ b/src/ARMJIT_x64/ARMJIT_Linkage.s @@ -0,0 +1,74 @@ +.intel_syntax noprefix + +#include "ARMJIT_Offsets.h" + +.text + +#define RCPU rbp +#define RCPSR r15d + +#ifdef WIN64 +#define ARG1_REG ecx +#define ARG2_REG edx +#define ARG3_REG r8d +#define ARG4_REG r9d +#define ARG1_REG64 rcx +#define ARG2_REG64 rdx +#define ARG3_REG64 r8 +#define ARG4_REG64 r9 +#else +#define ARG1_REG edi +#define ARG2_REG esi +#define ARG3_REG edx +#define ARG4_REG ecx +#define ARG1_REG64 rdi +#define ARG2_REG64 rsi +#define ARG3_REG64 rdx +#define ARG4_REG64 rcx +#endif + +.p2align 4,,15 + +.global ARM_Dispatch +ARM_Dispatch: +#ifdef WIN64 + push rdi + push rsi +#endif + push rbx + push r12 + push r13 + push r14 + push r15 + push rbp + +#ifdef WIN64 + sub rsp, 0x28 +#endif + mov RCPU, ARG1_REG64 + mov RCPSR, [RCPU + ARM_CPSR_offset] + + jmp ARG2_REG64 + +.p2align 4,,15 + +.global ARM_Ret +ARM_Ret: + mov [RCPU + ARM_CPSR_offset], RCPSR + +#ifdef WIN64 + add rsp, 0x28 +#endif + + pop rbp + pop r15 + pop r14 + pop r13 + pop r12 + pop rbx +#ifdef WIN64 + pop rsi + pop rdi +#endif + + ret |