diff options
author | Xiang, Haihao <haihao.xiang@intel.com> | 2009-07-13 10:48:43 +0800 |
---|---|---|
committer | Xiang, Haihao <haihao.xiang@intel.com> | 2009-07-13 11:01:13 +0800 |
commit | 2995bf0d68f1b28ba68b81e9dc79e3ab52bc2795 (patch) | |
tree | 61effe693f29512148ce333209f7e1ee01e5f729 /src/mesa/drivers/dri/i965/brw_vs_emit.c | |
parent | f030e2ba17a3b859d30017cfd990552d3af4bad3 (diff) |
i965: add support for new chipsets
1. new PCI ids
2. fix some 3D commands on new chipset
3. fix send instruction on new chipset
4. new VUE vertex header
5. ff_sync message (added by Zou Nan Hai <nanhai.zou@intel.com>)
6. the offset in JMPI is in unit of 64bits on new chipset
7. new cube map layout
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_vs_emit.c')
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_vs_emit.c | 36 |
1 files changed, 30 insertions, 6 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c index 9467295d34..514f15d5e3 100644 --- a/src/mesa/drivers/dri/i965/brw_vs_emit.c +++ b/src/mesa/drivers/dri/i965/brw_vs_emit.c @@ -134,7 +134,12 @@ static void brw_vs_alloc_regs( struct brw_vs_compile *c ) c->nr_outputs = 0; c->first_output = reg; c->first_overflow_output = 0; - mrf = 4; + + if (BRW_IS_IGDNG(c->func.brw)) + mrf = 8; + else + mrf = 4; + for (i = 0; i < VERT_RESULT_MAX; i++) { if (c->prog_data.outputs_written & (1 << i)) { c->nr_outputs++; @@ -216,7 +221,11 @@ static void brw_vs_alloc_regs( struct brw_vs_compile *c ) */ c->prog_data.urb_read_length = (c->nr_inputs + 1) / 2; - c->prog_data.urb_entry_size = (c->nr_outputs + 2 + 3) / 4; + if (BRW_IS_IGDNG(c->func.brw)) + c->prog_data.urb_entry_size = (c->nr_outputs + 6 + 3) / 4; + else + c->prog_data.urb_entry_size = (c->nr_outputs + 2 + 3) / 4; + c->prog_data.total_grf = reg; if (INTEL_DEBUG & DEBUG_VS) { @@ -1078,6 +1087,7 @@ static void emit_vertex_write( struct brw_vs_compile *c) struct brw_reg pos = c->regs[PROGRAM_OUTPUT][VERT_RESULT_HPOS]; struct brw_reg ndc; int eot; + GLuint len_vertext_header = 2; if (c->key.copy_edgeflag) { brw_MOV(p, @@ -1096,7 +1106,7 @@ static void emit_vertex_write( struct brw_vs_compile *c) * workaround. */ if ((c->prog_data.outputs_written & (1<<VERT_RESULT_PSIZ)) || - c->key.nr_userclip || !BRW_IS_G4X(p->brw)) + c->key.nr_userclip || BRW_IS_965(p->brw)) { struct brw_reg header1 = retype(get_tmp(c), BRW_REGISTER_TYPE_UD); GLuint i; @@ -1127,7 +1137,7 @@ static void emit_vertex_write( struct brw_vs_compile *c) * Later, clipping will detect ucp[6] and ensure the primitive is * clipped against all fixed planes. */ - if (!BRW_IS_G4X(p->brw)) { + if (BRW_IS_965(p->brw)) { brw_CMP(p, vec8(brw_null_reg()), BRW_CONDITIONAL_L, @@ -1154,7 +1164,21 @@ static void emit_vertex_write( struct brw_vs_compile *c) */ brw_set_access_mode(p, BRW_ALIGN_1); brw_MOV(p, offset(m0, 2), ndc); - brw_MOV(p, offset(m0, 3), pos); + + if (BRW_IS_IGDNG(p->brw)) { + /* There are 20 DWs (D0-D19) in VUE vertex header on IGDNG */ + brw_MOV(p, offset(m0, 3), pos); /* a portion of vertex header */ + /* m4, m5 contain the distances from vertex to the user clip planeXXX. + * Seems it is useless for us. + * m6 is used for aligning, so that the remainder of vertex element is + * reg-aligned. + */ + brw_MOV(p, offset(m0, 7), pos); /* the remainder of vertex element */ + len_vertext_header = 6; + } else { + brw_MOV(p, offset(m0, 3), pos); + len_vertext_header = 2; + } eot = (c->first_overflow_output == 0); @@ -1164,7 +1188,7 @@ static void emit_vertex_write( struct brw_vs_compile *c) c->r0, /* src */ 0, /* allocate */ 1, /* used */ - MIN2(c->nr_outputs + 3, (BRW_MAX_MRF-1)), /* msg len */ + MIN2(c->nr_outputs + 1 + len_vertext_header, (BRW_MAX_MRF-1)), /* msg len */ 0, /* response len */ eot, /* eot */ 1, /* writes complete */ |