From 111902f2c47377f7d7ea41af6a2a29a087350f17 Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Mon, 26 Jul 2010 12:16:45 +0100 Subject: draw: Also emit EMMS on generated LLVM IR. --- src/gallium/auxiliary/draw/draw_llvm.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'src') diff --git a/src/gallium/auxiliary/draw/draw_llvm.c b/src/gallium/auxiliary/draw/draw_llvm.c index 19f96c37ab4..48489e5f6f1 100644 --- a/src/gallium/auxiliary/draw/draw_llvm.c +++ b/src/gallium/auxiliary/draw/draw_llvm.c @@ -37,6 +37,7 @@ #include "gallivm/lp_bld_debug.h" #include "gallivm/lp_bld_tgsi.h" #include "gallivm/lp_bld_printf.h" +#include "gallivm/lp_bld_intr.h" #include "tgsi/tgsi_exec.h" #include "tgsi/tgsi_dump.h" @@ -793,6 +794,11 @@ draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *variant) sampler->destroy(sampler); +#ifdef PIPE_ARCH_X86 + /* Avoid corrupting the FPU stack on 32bit OSes. */ + lp_build_intrinsic(builder, "llvm.x86.mmx.emms", LLVMVoidType(), NULL, 0); +#endif + LLVMBuildRetVoid(builder); LLVMDisposeBuilder(builder); @@ -963,6 +969,11 @@ draw_llvm_generate_elts(struct draw_llvm *llvm, struct draw_llvm_variant *varian sampler->destroy(sampler); +#ifdef PIPE_ARCH_X86 + /* Avoid corrupting the FPU stack on 32bit OSes. */ + lp_build_intrinsic(builder, "llvm.x86.mmx.emms", LLVMVoidType(), NULL, 0); +#endif + LLVMBuildRetVoid(builder); LLVMDisposeBuilder(builder); -- cgit v1.2.3