diff options
Diffstat (limited to 'src/llvm_backend_proc.cpp')
| -rw-r--r-- | src/llvm_backend_proc.cpp | 61 |
1 files changed, 41 insertions, 20 deletions
diff --git a/src/llvm_backend_proc.cpp b/src/llvm_backend_proc.cpp index 84fddd9e2..50aa5f6db 100644 --- a/src/llvm_backend_proc.cpp +++ b/src/llvm_backend_proc.cpp @@ -2058,26 +2058,47 @@ lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValue const &tv, break; case TargetArch_arm64: { - GB_ASSERT(arg_count <= 7); - - char asm_string[] = "svc #0"; - gbString constraints = gb_string_make(heap_allocator(), "={x0}"); - for (unsigned i = 0; i < arg_count; i++) { - constraints = gb_string_appendc(constraints, ",{"); - static char const *regs[] = { - "x8", - "x0", - "x1", - "x2", - "x3", - "x4", - "x5", - }; - constraints = gb_string_appendc(constraints, regs[i]); - constraints = gb_string_appendc(constraints, "}"); - } - - inline_asm = llvm_get_inline_asm(func_type, make_string_c(asm_string), make_string_c(constraints)); + GB_ASSERT(arg_count <= 7); + + if(build_context.metrics.os == TargetOs_darwin) { + char asm_string[] = "svc #0x80"; + gbString constraints = gb_string_make(heap_allocator(), "={x0}"); + for (unsigned i = 0; i < arg_count; i++) { + constraints = gb_string_appendc(constraints, ",{"); + static char const *regs[] = { + "x16", + "x0", + "x1", + "x2", + "x3", + "x4", + "x5", + }; + constraints = gb_string_appendc(constraints, regs[i]); + constraints = gb_string_appendc(constraints, "}"); + } + + inline_asm = llvm_get_inline_asm(func_type, make_string_c(asm_string), make_string_c(constraints)); + } else { + char asm_string[] = "svc #0"; + gbString constraints = gb_string_make(heap_allocator(), "={x0}"); + for (unsigned i = 0; i < arg_count; i++) { + constraints = gb_string_appendc(constraints, ",{"); + static char const *regs[] = { + "x8", + "x0", + "x1", + "x2", + "x3", + "x4", + "x5", + }; + constraints = gb_string_appendc(constraints, regs[i]); + constraints = gb_string_appendc(constraints, "}"); + } + + inline_asm = llvm_get_inline_asm(func_type, make_string_c(asm_string), make_string_c(constraints)); + } } break; default: |