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lxdream.org :: lxdream/src/sh4/sh4.c :: diff
lxdream 0.9.1
released Jun 29
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filename src/sh4/sh4.c
changeset 905:4c17ebd9ef5e
prev903:1337c7a7dd6b
next929:fd8cb0c82f5f
next953:f4a156508ad1
author nkeynes
date Wed Oct 29 23:51:58 2008 +0000 (11 years ago)
permissions -rw-r--r--
last change Use regparam calling conventions for all functions called from translated code,
along with a few other high-use functions. Can probably extend this to all functions,
but as it is this is a nice performance boost
file annotate diff log raw
1.1 --- a/src/sh4/sh4.c Wed Oct 29 23:32:28 2008 +0000
1.2 +++ b/src/sh4/sh4.c Wed Oct 29 23:51:58 2008 +0000
1.3 @@ -315,7 +315,7 @@
1.4 memcpy( sh4r.r_bank, tmp, sizeof(uint32_t)*8 );
1.5 }
1.6
1.7 -void sh4_switch_fr_banks()
1.8 +void FASTCALL sh4_switch_fr_banks()
1.9 {
1.10 int i;
1.11 for( i=0; i<16; i++ ) {
1.12 @@ -325,7 +325,7 @@
1.13 }
1.14 }
1.15
1.16 -void sh4_write_sr( uint32_t newval )
1.17 +void FASTCALL sh4_write_sr( uint32_t newval )
1.18 {
1.19 int oldbank = (sh4r.sr&SR_MDRB) == SR_MDRB;
1.20 int newbank = (newval&SR_MDRB) == SR_MDRB;
1.21 @@ -339,7 +339,7 @@
1.22 intc_mask_changed();
1.23 }
1.24
1.25 -void sh4_write_fpscr( uint32_t newval )
1.26 +void FASTCALL sh4_write_fpscr( uint32_t newval )
1.27 {
1.28 if( (sh4r.fpscr ^ newval) & FPSCR_FR ) {
1.29 sh4_switch_fr_banks();
1.30 @@ -347,7 +347,7 @@
1.31 sh4r.fpscr = newval & FPSCR_MASK;
1.32 }
1.33
1.34 -uint32_t sh4_read_sr( void )
1.35 +uint32_t FASTCALL sh4_read_sr( void )
1.36 {
1.37 /* synchronize sh4r.sr with the various bitflags */
1.38 sh4r.sr &= SR_MQSTMASK;
1.39 @@ -383,7 +383,7 @@
1.40 * Raise a general CPU exception for the specified exception code.
1.41 * (NOT for TRAPA or TLB exceptions)
1.42 */
1.43 -gboolean sh4_raise_exception( int code )
1.44 +gboolean FASTCALL sh4_raise_exception( int code )
1.45 {
1.46 RAISE( code, EXV_EXCEPTION );
1.47 }
1.48 @@ -391,7 +391,7 @@
1.49 /**
1.50 * Raise a CPU reset exception with the specified exception code.
1.51 */
1.52 -gboolean sh4_raise_reset( int code )
1.53 +gboolean FASTCALL sh4_raise_reset( int code )
1.54 {
1.55 // FIXME: reset modules as per "manual reset"
1.56 sh4_reset();
1.57 @@ -404,13 +404,13 @@
1.58 return TRUE;
1.59 }
1.60
1.61 -gboolean sh4_raise_trap( int trap )
1.62 +gboolean FASTCALL sh4_raise_trap( int trap )
1.63 {
1.64 MMIO_WRITE( MMU, TRA, trap<<2 );
1.65 RAISE( EXC_TRAP, EXV_EXCEPTION );
1.66 }
1.67
1.68 -gboolean sh4_raise_slot_exception( int normal_code, int slot_code ) {
1.69 +gboolean FASTCALL sh4_raise_slot_exception( int normal_code, int slot_code ) {
1.70 if( sh4r.in_delay_slot ) {
1.71 return sh4_raise_exception(slot_code);
1.72 } else {
1.73 @@ -418,12 +418,12 @@
1.74 }
1.75 }
1.76
1.77 -gboolean sh4_raise_tlb_exception( int code )
1.78 +gboolean FASTCALL sh4_raise_tlb_exception( int code )
1.79 {
1.80 RAISE( code, EXV_TLBMISS );
1.81 }
1.82
1.83 -void sh4_accept_interrupt( void )
1.84 +void FASTCALL sh4_accept_interrupt( void )
1.85 {
1.86 uint32_t code = intc_accept_interrupt();
1.87 sh4r.ssr = sh4_read_sr();
1.88 @@ -436,7 +436,7 @@
1.89 // WARN( "Accepting interrupt %03X, from %08X => %08X", code, sh4r.spc, sh4r.pc );
1.90 }
1.91
1.92 -void signsat48( void )
1.93 +void FASTCALL signsat48( void )
1.94 {
1.95 if( ((int64_t)sh4r.mac) < (int64_t)0xFFFF800000000000LL )
1.96 sh4r.mac = 0xFFFF800000000000LL;
1.97 @@ -444,7 +444,7 @@
1.98 sh4r.mac = 0x00007FFFFFFFFFFFLL;
1.99 }
1.100
1.101 -void sh4_fsca( uint32_t anglei, float *fr )
1.102 +void FASTCALL sh4_fsca( uint32_t anglei, float *fr )
1.103 {
1.104 float angle = (((float)(anglei&0xFFFF))/65536.0) * 2 * M_PI;
1.105 *fr++ = cosf(angle);
1.106 @@ -456,7 +456,7 @@
1.107 * Sets sh4_state appropriately and ensures any stopping peripheral modules
1.108 * are up to date.
1.109 */
1.110 -void sh4_sleep(void)
1.111 +void FASTCALL sh4_sleep(void)
1.112 {
1.113 if( MMIO_READ( CPG, STBCR ) & 0x80 ) {
1.114 sh4r.sh4_state = SH4_STATE_STANDBY;
1.115 @@ -523,7 +523,7 @@
1.116 * Compute the matrix tranform of fv given the matrix xf.
1.117 * Both fv and xf are word-swapped as per the sh4r.fr banks
1.118 */
1.119 -void sh4_ftrv( float *target )
1.120 +void FASTCALL sh4_ftrv( float *target )
1.121 {
1.122 float fv[4] = { target[1], target[0], target[3], target[2] };
1.123 target[1] = sh4r.fr[1][1] * fv[0] + sh4r.fr[1][5]*fv[1] +
.