diff options
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_llvm.c')
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_llvm.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/gallium/auxiliary/draw/draw_llvm.c b/src/gallium/auxiliary/draw/draw_llvm.c index 936753f66b..703b46b518 100644 --- a/src/gallium/auxiliary/draw/draw_llvm.c +++ b/src/gallium/auxiliary/draw/draw_llvm.c @@ -286,10 +286,16 @@ generate_fetch(LLVMBuilderRef builder, LLVMValueRef vbuffer_ptr = LLVMBuildGEP(builder, vbuffers_ptr, &indices, 1, ""); LLVMValueRef vb_stride = draw_jit_vbuffer_stride(builder, vbuf); + LLVMValueRef vb_max_index = draw_jit_vbuffer_max_index(builder, vbuf); LLVMValueRef vb_buffer_offset = draw_jit_vbuffer_offset(builder, vbuf); - LLVMValueRef stride = LLVMBuildMul(builder, - vb_stride, - index, ""); + LLVMValueRef cond; + LLVMValueRef stride; + + cond = LLVMBuildICmp(builder, LLVMIntULE, index, vb_max_index, ""); + + index = LLVMBuildSelect(builder, cond, index, vb_max_index, ""); + + stride = LLVMBuildMul(builder, vb_stride, index, ""); vbuffer_ptr = LLVMBuildLoad(builder, vbuffer_ptr, "vbuffer"); |