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llvm-mirror/test/CodeGen/X86/extmul64.ll
Dan Gohman 708e76e663 These two tests now require only two multiply instructions,
instead of four.

llvm-svn: 42784
2007-10-09 15:39:37 +00:00

15 lines
335 B
LLVM

; RUN: llvm-as < %s | llc -march=x86 | grep mul | count 2
define i64 @i32_sext_i64(i32 %a, i32 %b) {
%aa = sext i32 %a to i64
%bb = sext i32 %b to i64
%cc = mul i64 %aa, %bb
ret i64 %cc
}
define i64 @i32_zext_i64(i32 %a, i32 %b) {
%aa = zext i32 %a to i64
%bb = zext i32 %b to i64
%cc = mul i64 %aa, %bb
ret i64 %cc
}