gallivm: Generate valid IR for LLVM 2.7.

The signatures for pack intrinsics were made more consistent in this
version.

diff --git a/src/gallium/auxiliary/gallivm/lp_bld_pack.c b/src/gallium/auxiliary/gallivm/lp_bld_pack.c
index bc360ad77add1f24c57148fe5edf6b85770a8a6f..4c61d1074948a2a40114a6ad63947f2cf7ac3d41 100644 (file)
--- a/src/gallium/auxiliary/gallivm/lp_bld_pack.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_pack.c
@@ -256,7 +256,9 @@ lp_build_pack2(LLVMBuilderRef builder,
                LLVMValueRef lo,
                LLVMValueRef hi)
 {
+#if !(HAVE_LLVM >= 0x0207)
    LLVMTypeRef src_vec_type = lp_build_vec_type(src_type);
+#endif
    LLVMTypeRef dst_vec_type = lp_build_vec_type(dst_type);
    LLVMValueRef shuffle;
    LLVMValueRef res;
@@ -272,11 +274,14 @@ lp_build_pack2(LLVMBuilderRef builder,
       switch(src_type.width) {
       case 32:
          if(dst_type.sign) {
+#if HAVE_LLVM >= 0x0207
+            res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packssdw.128", dst_vec_type, lo, hi);
+#else
             res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packssdw.128", src_vec_type, lo, hi);
+#endif
          }
          else {
             if (util_cpu_caps.has_sse4_1) {
-               /* PACKUSDW is the only instrinsic with a consistent signature */
                return lp_build_intrinsic_binary(builder, "llvm.x86.sse41.packusdw", dst_vec_type, lo, hi);
             }
             else {
@@ -288,9 +293,17 @@ lp_build_pack2(LLVMBuilderRef builder,
 
       case 16:
          if(dst_type.sign)
+#if HAVE_LLVM >= 0x0207
+            res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packsswb.128", dst_vec_type, lo, hi);
+#else
             res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packsswb.128", src_vec_type, lo, hi);
+#endif
          else
+#if HAVE_LLVM >= 0x0207
+            res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packuswb.128", dst_vec_type, lo, hi);
+#else
             res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packuswb.128", src_vec_type, lo, hi);
+#endif
          break;
 
       default: