Mesa (master): gallivm: added lp_build_print_vec4()

[Brian Paul]

Module: Mesa
Branch: master
Commit: 991f0c27638c4bc03a0c609244bf755a0820d46f
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=991f0c27638c4bc03a0c609244bf755a0820d46f

Author: Brian Paul <brianp at vmware.com>
Date:   Fri Oct 15 08:41:31 2010 -0600

gallivm: added lp_build_print_vec4()

---

 src/gallium/auxiliary/gallivm/lp_bld_printf.c |   20 ++++++++++++++++++++
 src/gallium/auxiliary/gallivm/lp_bld_printf.h |    4 ++++
 2 files changed, 24 insertions(+), 0 deletions(-)

diff --git a/src/gallium/auxiliary/gallivm/lp_bld_printf.c b/src/gallium/auxiliary/gallivm/lp_bld_printf.c
index 153ba5b..0c16bcf 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_printf.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_printf.c
@@ -29,6 +29,7 @@
 
 #include "util/u_debug.h"
 #include "util/u_memory.h"
+#include "lp_bld_const.h"
 #include "lp_bld_printf.h"
 
 
@@ -119,3 +120,22 @@ lp_build_printf(LLVMBuilderRef builder, const char *fmt, ...)
    return LLVMBuildCall(builder, func_printf, params, argcount + 1, "");
 }
 
+
+
+/**
+ * Print a float[4] vector.
+ */
+LLVMValueRef
+lp_build_print_vec4(LLVMBuilderRef builder, const char *msg, LLVMValueRef vec)
+{
+   char format[1000];
+   LLVMValueRef x, y, z, w;
+
+   x = LLVMBuildExtractElement(builder, vec, lp_build_const_int32(0), "");
+   y = LLVMBuildExtractElement(builder, vec, lp_build_const_int32(1), "");
+   z = LLVMBuildExtractElement(builder, vec, lp_build_const_int32(2), "");
+   w = LLVMBuildExtractElement(builder, vec, lp_build_const_int32(3), "");
+
+   snprintf(format, sizeof(format), "%s %%f %%f %%f %%f\n", msg);
+   return lp_build_printf(builder, format, x, y, z, w);
+}
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_printf.h b/src/gallium/auxiliary/gallivm/lp_bld_printf.h
index 83bd8f1..b6222c6 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_printf.h
+++ b/src/gallium/auxiliary/gallivm/lp_bld_printf.h
@@ -35,5 +35,9 @@
 LLVMValueRef lp_build_const_string_variable(LLVMModuleRef module, const char *str, int len);
 LLVMValueRef lp_build_printf(LLVMBuilderRef builder, const char *fmt, ...);
 
+LLVMValueRef
+lp_build_print_vec4(LLVMBuilderRef builder, const char *msg, LLVMValueRef vec);
+
+
 #endif