llvm-6502/test/Transforms/InstCombine/2008-11-08-FCmp.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

47 lines
1.0 KiB
LLVM

; RUN: opt < %s -instcombine -S > %t
; RUN: grep {icmp eq} %t
; RUN: grep {ret i1 false} %t | count 2
; RUN: grep {ret i1 true} %t | count 2
; RUN: grep {icmp ne} %t
; RUN: not grep {icmp slt} %t
; PR3021
; When inst combining an FCMP with the LHS coming from a uitofp instruction, we
; can't lower it to signed ICMP instructions.
define i1 @test1(i32 %val) {
%1 = uitofp i32 %val to double
%2 = fcmp ole double %1, 0.000000e+00
ret i1 %2
}
define i1 @test2(i32 %val) {
%1 = uitofp i32 %val to double
%2 = fcmp olt double %1, 0.000000e+00
ret i1 %2
}
define i1 @test3(i32 %val) {
%1 = uitofp i32 %val to double
%2 = fcmp oge double %1, 0.000000e+00
ret i1 %2
}
define i1 @test4(i32 %val) {
%1 = uitofp i32 %val to double
%2 = fcmp ogt double %1, 0.000000e+00
ret i1 %2
}
define i1 @test5(i32 %val) {
%1 = uitofp i32 %val to double
%2 = fcmp ogt double %1, -4.400000e+00
ret i1 %2
}
define i1 @test6(i32 %val) {
%1 = uitofp i32 %val to double
%2 = fcmp olt double %1, -4.400000e+00
ret i1 %2
}