llvm-6502/test/CodeGen/PowerPC/small-arguments.ll
Chris Lattner 26b0000166 manually upgrade a bunch of tests to modern syntax, and remove some that
are either unreduced or only test old syntax.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133228 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-17 03:14:27 +00:00

53 lines
1.1 KiB
LLVM

; RUN: llc < %s -march=ppc32 | not grep {extsh\\|rlwinm}
declare signext i16 @foo()
define i32 @test1(i16 signext %X) {
%Y = sext i16 %X to i32 ;; dead
ret i32 %Y
}
define i32 @test2(i16 zeroext %X) {
%Y = sext i16 %X to i32
%Z = and i32 %Y, 65535 ;; dead
ret i32 %Z
}
define void @test3() {
%tmp.0 = call signext i16 @foo() ;; no extsh!
%tmp.1 = icmp slt i16 %tmp.0, 1234
br i1 %tmp.1, label %then, label %UnifiedReturnBlock
then:
call i32 @test1(i16 signext 0)
ret void
UnifiedReturnBlock:
ret void
}
define i32 @test4(i16* %P) {
%tmp.1 = load i16* %P
%tmp.2 = zext i16 %tmp.1 to i32
%tmp.3 = and i32 %tmp.2, 255
ret i32 %tmp.3
}
define i32 @test5(i16* %P) {
%tmp.1 = load i16* %P
%tmp.2 = bitcast i16 %tmp.1 to i16
%tmp.3 = zext i16 %tmp.2 to i32
%tmp.4 = and i32 %tmp.3, 255
ret i32 %tmp.4
}
define i32 @test6(i32* %P) {
%tmp.1 = load i32* %P
%tmp.2 = and i32 %tmp.1, 255
ret i32 %tmp.2
}
define zeroext i16 @test7(float %a) {
%tmp.1 = fptoui float %a to i16
ret i16 %tmp.1
}