80486DX2-66/86Box-fork
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Merge branch 'master' of https://github.com/86Box/86Box

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This commit is contained in:
OBattler
2020-07-07 02:37:45 +02:00
parent 8d65beaec6 4b6d80d085
commit dca6a7d9c7
5 changed files with 27 additions and 8 deletions
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2
.github/FUNDING.yml vendored Normal file
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@@ -0,0 +1,2 @@
patreon: 86box
custom: ["https://paypal.me/86Box"]

8
src/codegen_new/codegen_backend_x86.c
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@@ -304,12 +304,20 @@ void codegen_backend_init()
block_write_data = NULL;
cpu_state.old_fp_control = 0;
#ifndef _MSC_VER
asm(
"fstcw %0\n"
"stmxcsr %1\n"
: "=m" (cpu_state.old_fp_control2),
"=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;
}

9
src/cpu/cpu.c
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@@ -399,10 +399,10 @@ cpu_set(void)
hasfpu = (fpu_type != FPU_NONE);
hascache = (cpu_s->cpu_type >= CPU_486SLC) || (cpu_s->cpu_type == CPU_IBM386SLC || cpu_s->cpu_type == CPU_IBM486SLC || cpu_s->cpu_type == CPU_IBM486BL);
#if defined(DEV_BRANCH) && defined(USE_CYRIX_6X86)
cpu_iscyrix = (cpu_s->cpu_type == CPU_486SLC || cpu_s->cpu_type == CPU_486DLC || cpu_s->cpu_type == CPU_Cx486S || cpu_s->cpu_type == CPU_Cx486DX || cpu_s->cpu_type == CPU_Cx5x86 || cpu_s->cpu_type == CPU_Cx6x86 || cpu_s->cpu_type == CPU_Cx6x86MX || cpu_s->cpu_type == CPU_Cx6x86L || cpu_s->cpu_type == CPU_CxGX1);
#else
cpu_iscyrix = (cpu_s->cpu_type == CPU_486SLC || cpu_s->cpu_type == CPU_486DLC || cpu_s->cpu_type == CPU_Cx486S || cpu_s->cpu_type == CPU_Cx486DX || cpu_s->cpu_type == CPU_Cx5x86);
#endif
cpu_iscyrix = (cpu_s->cpu_type == CPU_486SLC || cpu_s->cpu_type == CPU_486DLC || cpu_s->cpu_type == CPU_Cx486S || cpu_s->cpu_type == CPU_Cx486DX || cpu_s->cpu_type == CPU_Cx486DX2 || cpu_s->cpu_type == CPU_Cx486DX4 || cpu_s->cpu_type == CPU_Cx5x86 || cpu_s->cpu_type == CPU_Cx6x86 || cpu_s->cpu_type == CPU_Cx6x86MX || cpu_s->cpu_type == CPU_Cx6x86L || cpu_s->cpu_type == CPU_CxGX1);
#else
cpu_iscyrix = (cpu_s->cpu_type == CPU_486SLC || cpu_s->cpu_type == CPU_486DLC || cpu_s->cpu_type == CPU_Cx486S || cpu_s->cpu_type == CPU_Cx486DX || cpu_s->cpu_type == CPU_Cx486DX2 || cpu_s->cpu_type == CPU_Cx486DX4 || cpu_s->cpu_type == CPU_Cx5x86);
#endif
cpu_16bitbus = (cpu_s->cpu_type == CPU_286 || cpu_s->cpu_type == CPU_386SX || cpu_s->cpu_type == CPU_486SLC || cpu_s->cpu_type == CPU_IBM386SLC || cpu_s->cpu_type == CPU_IBM486SLC );
cpu_64bitbus = (cpu_s->cpu_type >= CPU_WINCHIP);
@@ -935,6 +935,7 @@ cpu_set(void)
case CPU_Cx486S:
case CPU_Cx486DX:
case CPU_Cx486DX2:
case CPU_Cx486DX4:
#ifdef USE_DYNAREC
x86_setopcodes(ops_386, ops_486_0f, dynarec_ops_386, dynarec_ops_486_0f);
#else

6
src/cpu/cpu.h
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@@ -156,10 +156,8 @@ extern CPU cpus_K56_SS7[];
#if defined(DEV_BRANCH) && defined(USE_CYRIX_6X86)
extern CPU cpus_6x863V[];
extern CPU cpus_6x86[];
#ifdef USE_NEW_DYNAREC
extern CPU cpus_6x86SS7[];
#endif
#endif
extern CPU cpus_Cyrix3[];
extern CPU cpus_PentiumPro[];
extern CPU cpus_PentiumII66[];
@@ -293,10 +291,10 @@ typedef struct {
#ifdef USE_NEW_DYNAREC
uint32_t old_fp_control, new_fp_control;
#if defined i386 || defined __i386 || defined __i386__ || defined _X86_
#if defined i386 || defined __i386 || defined __i386__ || defined _X86_ || defined _M_IX86
uint16_t old_fp_control2, new_fp_control2;
#endif
#if defined i386 || defined __i386 || defined __i386__ || defined _X86_ || defined __amd64__
#if defined i386 || defined __i386 || defined __i386__ || defined _X86_ || defined _M_IX86 || defined __amd64__ || defined _M_X64
uint32_t trunc_fp_control;
#endif
#endif

10
src/win/Makefile.mingw
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@@ -42,6 +42,9 @@ ifeq ($(DEV_BUILD), y)
ifndef CL5422
CL5422 := y
endif
ifndef CYRIX_6X86
CYRIX_6X86 := y
endif
ifndef LASERXT
LASERXT := y
endif
@@ -106,6 +109,9 @@ else
ifndef CL5422
CL5422 := n
endif
ifndef CYRIX_6X86
CYRIX_6X86 := n
endif
ifndef LASERXT
LASERXT := n
endif
@@ -473,6 +479,10 @@ ifeq ($(CL5422), y)
OPTS += -DUSE_CL5422
endif
ifeq ($(CYRIX_6X86), y)
OPTS += -DUSE_CYRIX_6X86
endif
ifeq ($(LASERXT), y)
OPTS += -DUSE_LASERXT
DEVBROBJ += m_xt_laserxt.o