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authorAndrew Lenharth <andrewl@lenharth.org>2008-11-11 06:06:07 +0000
committerAndrew Lenharth <andrewl@lenharth.org>2008-11-11 06:06:07 +0000
commit2126a6d3c44889b1b6fee8484c29166b7ea68659 (patch)
tree88e78314cbae532eeabaf5dcab1423be9fc662b3 /llvm/test
parent774e9ac43349944a4550dac49e0c3db72835c9bd (diff)
downloadbcm5719-llvm-2126a6d3c44889b1b6fee8484c29166b7ea68659.tar.gz
bcm5719-llvm-2126a6d3c44889b1b6fee8484c29166b7ea68659.zip
fix another libgcc blocker
llvm-svn: 59026
Diffstat (limited to 'llvm/test')
-rw-r--r--llvm/test/CodeGen/Alpha/2008-11-10-smul_lohi.ll22
1 files changed, 22 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/Alpha/2008-11-10-smul_lohi.ll b/llvm/test/CodeGen/Alpha/2008-11-10-smul_lohi.ll
new file mode 100644
index 00000000000..9d814da982d
--- /dev/null
+++ b/llvm/test/CodeGen/Alpha/2008-11-10-smul_lohi.ll
@@ -0,0 +1,22 @@
+; RUN: llvm-as < %s | llc -march=alpha
+
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-f128:128:128"
+target triple = "alphaev6-unknown-linux-gnu"
+
+define i64 @__mulvdi3(i64 %a, i64 %b) nounwind {
+entry:
+ %0 = sext i64 %a to i128 ; <i128> [#uses=1]
+ %1 = sext i64 %b to i128 ; <i128> [#uses=1]
+ %2 = mul i128 %1, %0 ; <i128> [#uses=2]
+ %3 = lshr i128 %2, 64 ; <i128> [#uses=1]
+ %4 = trunc i128 %3 to i64 ; <i64> [#uses=1]
+ %5 = trunc i128 %2 to i64 ; <i64> [#uses=1]
+ %6 = icmp eq i64 %4, 0 ; <i1> [#uses=1]
+ br i1 %6, label %bb1, label %bb
+
+bb: ; preds = %entry
+ unreachable
+
+bb1: ; preds = %entry
+ ret i64 %5
+}
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