diff options
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_sse2.c')
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_sse2.c | 109 |
1 files changed, 86 insertions, 23 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_sse2.c b/src/gallium/auxiliary/tgsi/tgsi_sse2.c index ba2bfdef062..5084befc4ef 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_sse2.c +++ b/src/gallium/auxiliary/tgsi/tgsi_sse2.c @@ -520,7 +520,7 @@ emit_coef_dady( * that the stack pointer is 16 byte aligned, as expected. */ static void -emit_func_call_dst( +emit_func_call( struct x86_function *func, unsigned xmm_save, unsigned xmm_dst, @@ -534,11 +534,6 @@ emit_func_call_dst( xmm_mask = (1 << xmm_save) - 1; xmm_mask &= ~(1 << xmm_dst); - sse_movaps( - func, - get_temp( TEMP_R0, 0 ), - make_xmm( xmm_dst ) ); - x86_push( func, x86_make_reg( file_REG32, reg_AX) ); @@ -549,6 +544,8 @@ emit_func_call_dst( func, x86_make_reg( file_REG32, reg_DX) ); + /* Store XMM regs to the stack + */ for(i = 0, n = 0; i < 8; ++i) if(xmm_mask & (1 << i)) ++n; @@ -567,16 +564,25 @@ emit_func_call_dst( ++n; } + /* Load the address of the buffer we use for passing arguments and + * receiving results: + */ x86_lea( func, ecx, get_temp( TEMP_R0, 0 ) ); + /* Push actual function arguments (currently just the pointer to + * the buffer above), and call the function: + */ x86_push( func, ecx ); x86_mov_reg_imm( func, ecx, (unsigned long) code ); x86_call( func, ecx ); x86_pop(func, ecx ); + + /* Pop the saved XMM regs: + */ for(i = 0, n = 0; i < 8; ++i) if(xmm_mask & (1 << i)) { sse_movups( @@ -602,6 +608,31 @@ emit_func_call_dst( x86_pop( func, x86_make_reg( file_REG32, reg_AX) ); +} + + +static void +emit_func_call_dst_src1( + struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst, + unsigned xmm_src0, + void (PIPE_CDECL *code)() ) +{ + /* Store our input parameters (in xmm regs) to the buffer we use + * for passing arguments. We will pass a pointer to this buffer as + * the actual function argument. + */ + sse_movaps( + func, + get_temp( TEMP_R0, 0 ), + make_xmm( xmm_src0 ) ); + + emit_func_call( + func, + xmm_save, + xmm_dst, + code ); sse_movaps( func, @@ -609,27 +640,49 @@ emit_func_call_dst( get_temp( TEMP_R0, 0 ) ); } + static void -emit_func_call_dst_src( +emit_func_call_dst_src2( struct x86_function *func, unsigned xmm_save, unsigned xmm_dst, - unsigned xmm_src, + unsigned xmm_src0, + unsigned xmm_src1, void (PIPE_CDECL *code)() ) { + /* Store two inputs to parameter buffer. + */ + sse_movaps( + func, + get_temp( TEMP_R0, 0 ), + make_xmm( xmm_src0 ) ); + sse_movaps( func, get_temp( TEMP_R0, 1 ), - make_xmm( xmm_src ) ); + make_xmm( xmm_src1 ) ); - emit_func_call_dst( + + /* Emit the call + */ + emit_func_call( func, xmm_save, xmm_dst, code ); + + /* Retrieve the results: + */ + sse_movaps( + func, + make_xmm( xmm_dst ), + get_temp( TEMP_R0, 0 ) ); } + + + #if defined(PIPE_ARCH_SSE) /* @@ -782,10 +835,11 @@ emit_cos( unsigned xmm_save, unsigned xmm_dst ) { - emit_func_call_dst( + emit_func_call_dst_src1( func, xmm_save, xmm_dst, + xmm_dst, cos4f ); } @@ -812,10 +866,11 @@ emit_ex2( unsigned xmm_save, unsigned xmm_dst ) { - emit_func_call_dst( + emit_func_call_dst_src1( func, xmm_save, xmm_dst, + xmm_dst, ex24f ); } @@ -857,10 +912,11 @@ emit_flr( unsigned xmm_save, unsigned xmm_dst ) { - emit_func_call_dst( + emit_func_call_dst_src1( func, xmm_save, xmm_dst, + xmm_dst, flr4f ); } @@ -880,10 +936,11 @@ emit_frc( unsigned xmm_save, unsigned xmm_dst ) { - emit_func_call_dst( + emit_func_call_dst_src1( func, xmm_save, xmm_dst, + xmm_dst, frc4f ); } @@ -910,10 +967,11 @@ emit_lg2( unsigned xmm_save, unsigned xmm_dst ) { - emit_func_call_dst( + emit_func_call_dst_src1( func, xmm_save, xmm_dst, + xmm_dst, lg24f ); } @@ -975,13 +1033,15 @@ emit_pow( struct x86_function *func, unsigned xmm_save, unsigned xmm_dst, - unsigned xmm_src ) + unsigned xmm_src0, + unsigned xmm_src1 ) { - emit_func_call_dst_src( + emit_func_call_dst_src2( func, xmm_save, xmm_dst, - xmm_src, + xmm_src0, + xmm_src1, pow4f ); } @@ -1017,10 +1077,11 @@ emit_rnd( unsigned xmm_save, unsigned xmm_dst ) { - emit_func_call_dst( + emit_func_call_dst_src1( func, xmm_save, xmm_dst, + xmm_dst, rnd4f ); } @@ -1099,10 +1160,11 @@ emit_sgn( unsigned xmm_save, unsigned xmm_dst ) { - emit_func_call_dst( + emit_func_call_dst_src1( func, xmm_save, xmm_dst, + xmm_dst, sgn4f ); } @@ -1121,10 +1183,11 @@ emit_sin (struct x86_function *func, unsigned xmm_save, unsigned xmm_dst) { - emit_func_call_dst( + emit_func_call_dst_src1( func, xmm_save, xmm_dst, + xmm_dst, sin4f ); } @@ -1573,7 +1636,7 @@ emit_instruction( get_temp( TGSI_EXEC_TEMP_MINUS_128_I, TGSI_EXEC_TEMP_MINUS_128_C ) ); - emit_pow( func, 3, 1, 2 ); + emit_pow( func, 3, 1, 1, 2 ); FETCH( func, *inst, 0, 0, CHAN_X ); sse_xorps( func, @@ -1917,7 +1980,7 @@ emit_instruction( /* TGSI_OPCODE_POW */ FETCH( func, *inst, 0, 0, CHAN_X ); FETCH( func, *inst, 1, 1, CHAN_X ); - emit_pow( func, 0, 0, 1 ); + emit_pow( func, 0, 0, 0, 1 ); FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { STORE( func, *inst, 0, 0, chan_index ); } |