Changes in directory llvm/lib/Target/PowerPC:
README_ALTIVEC.txt updated: 1.11 -> 1.12
---
Log message:
add a note
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Diffs of the changes: (+13 -2)
README_ALTIVEC.txt | 15 +++++++++++++--
1 files changed, 13 insertions(+), 2 deletions(-)
Index: llvm/lib/Target/PowerPC/README_ALTIVEC.txt
diff -u llvm/lib/Target/PowerPC/README_ALTIVEC.txt:1.11
llvm/lib/Target/PowerPC/README_ALTIVEC.txt:1.12
--- llvm/lib/Target/PowerPC/README_ALTIVEC.txt:1.11 Sat Apr 1 23:28:54 2006
+++ llvm/lib/Target/PowerPC/README_ALTIVEC.txt Tue Apr 4 17:43:55 2006
@@ -52,8 +52,6 @@
ds*
mf*
vavg*
-vmax*
-vmin*
vmladduhm
vmr*
vsel (some aliases only accessible using builtins)
@@ -64,6 +62,19 @@
//===----------------------------------------------------------------------===//
+Codegen the constant here with something better than a constant pool load.
+
+void %test_f(<4 x float>* %P, <4 x float>* %Q, float %X) {
+ %tmp = load <4 x float>* %Q
+ %tmp = cast <4 x float> %tmp to <4 x int>
+ %tmp1 = and <4 x int> %tmp, < int 2147483647, int 2147483647, int
2147483647, int 2147483647 >
+ %tmp2 = cast <4 x int> %tmp1 to <4 x float>
+ store <4 x float> %tmp2, <4 x float>* %P
+ ret void
+}
+
+//===----------------------------------------------------------------------===//
+
For functions that use altivec AND have calls, we are VRSAVE'ing all call
clobbered regs.
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