80486DX2-66/86Box-fork
1
0
Fork 0
Code Issues Pull Requests Activity

More MSVC build fixes

Browse Source 
Ported an inline assembler snippet in x86 new dynarec to MSVC "__asm" syntax.
This commit is contained in:
David Hrdlička
2020-07-06 21:03:55 +02:00
committed by GitHub
parent 254c8024f8
commit 82f2b203c5
1 changed files with 8 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
src/codegen_new/codegen_backend_x86.c
View File

@@ -304,12 +304,20 @@ void codegen_backend_init()
block_write_data = NULL; block_write_data = NULL;
cpu_state.old_fp_control = 0; cpu_state.old_fp_control = 0;
#ifndef _MSC_VER
asm( asm(
"fstcw %0\n" "fstcw %0\n"
"stmxcsr %1\n" "stmxcsr %1\n"
: "=m" (cpu_state.old_fp_control2), : "=m" (cpu_state.old_fp_control2),
"=m" (cpu_state.old_fp_control) "=m" (cpu_state.old_fp_control)
); );
#else
__asm
{
fstcw cpu_state.old_fp_control2
stmxcsr cpu_state.old_fp_control
}
#endif
cpu_state.trunc_fp_control = cpu_state.old_fp_control | 0x6000; cpu_state.trunc_fp_control = cpu_state.old_fp_control | 0x6000;
} }