diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_llvm.c | 30 |
1 files changed, 23 insertions, 7 deletions
diff --git a/src/gallium/auxiliary/draw/draw_llvm.c b/src/gallium/auxiliary/draw/draw_llvm.c index 5373d1a0a8f..f27776a5cc5 100644 --- a/src/gallium/auxiliary/draw/draw_llvm.c +++ b/src/gallium/auxiliary/draw/draw_llvm.c @@ -695,6 +695,7 @@ generate_fetch(struct gallivm_state *gallivm, LLVMValueRef buffer_size = draw_jit_dvbuffer_size(gallivm, vbuffer_ptr); LLVMValueRef stride; LLVMValueRef buffer_overflowed; + LLVMValueRef needed_buffer_size; LLVMValueRef temp_ptr = lp_build_alloca(gallivm, lp_build_vec_type(gallivm, lp_float32_vec4_type()), ""); @@ -715,15 +716,30 @@ generate_fetch(struct gallivm_state *gallivm, stride = LLVMBuildAdd(builder, stride, lp_build_const_int32(gallivm, velem->src_offset), ""); - - buffer_overflowed = LLVMBuildICmp(builder, LLVMIntUGE, - stride, buffer_size, + needed_buffer_size = LLVMBuildAdd( + builder, stride, + lp_build_const_int32(gallivm, + util_format_get_blocksize(velem->src_format)), + ""); + + buffer_overflowed = LLVMBuildICmp(builder, LLVMIntUGT, + needed_buffer_size, buffer_size, "buffer_overflowed"); - /* - lp_build_printf(gallivm, "vbuf index = %u, stride is %u\n", index, stride); - lp_build_print_value(gallivm, " buffer size = ", buffer_size); +#if 0 + lp_build_printf(gallivm, "vbuf index = %u, vb_stride is %u\n", + index, vb_stride); + lp_build_printf(gallivm, " vb_buffer_offset = %u, src_offset is %u\n", + vb_buffer_offset, + lp_build_const_int32(gallivm, velem->src_offset)); + lp_build_print_value(gallivm, " blocksize = ", + lp_build_const_int32( + gallivm, + util_format_get_blocksize(velem->src_format))); + lp_build_printf(gallivm, " stride = %u\n", stride); + lp_build_printf(gallivm, " buffer size = %u\n", buffer_size); + lp_build_printf(gallivm, " needed_buffer_size = %u\n", needed_buffer_size); lp_build_print_value(gallivm, " buffer overflowed = ", buffer_overflowed); - */ +#endif lp_build_if(&if_ctx, gallivm, buffer_overflowed); { |