llvm/test/CodeGen/MSP430/setcc.ll
Anton Korobeynikov 8d1ffbd1ad Lower setcc branchless, if this is profitable.
Based on the patch by Brian Lucas!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91175 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-11 23:01:29 +00:00

117 lines
2.5 KiB
LLVM

; RUN: llc -march=msp430 < %s | FileCheck %s
target datalayout = "e-p:16:16:16-i1:8:8-i8:8:8-i16:16:16-i32:16:32"
target triple = "msp430-generic-generic"
define i16 @sccweqand(i16 %a, i16 %b) nounwind {
%t1 = and i16 %a, %b
%t2 = icmp eq i16 %t1, 0
%t3 = zext i1 %t2 to i16
ret i16 %t3
}
; CHECK: sccweqand:
; CHECK: bit.w r14, r15
; CHECK-NEXT: mov.w r2, r15
; CHECK-NEXT: and.w #1, r15
; CHECK-NEXT: xor.w #1, r15
define i16 @sccwneand(i16 %a, i16 %b) nounwind {
%t1 = and i16 %a, %b
%t2 = icmp ne i16 %t1, 0
%t3 = zext i1 %t2 to i16
ret i16 %t3
}
; CHECK: sccwneand:
; CHECK: bit.w r14, r15
; CHECK-NEXT: mov.w r2, r15
; CHECK-NEXT: and.w #1, r15
define i16 @sccwne(i16 %a, i16 %b) nounwind {
%t1 = icmp ne i16 %a, %b
%t2 = zext i1 %t1 to i16
ret i16 %t2
}
; CHECK:sccwne:
; CHECK: cmp.w r15, r14
; CHECK-NEXT: mov.w r2, r15
; CHECK-NEXT: rra.w r15
; CHECK-NEXT: and.w #1, r15
define i16 @sccweq(i16 %a, i16 %b) nounwind {
%t1 = icmp eq i16 %a, %b
%t2 = zext i1 %t1 to i16
ret i16 %t2
}
; CHECK:sccweq:
; CHECK: cmp.w r15, r14
; CHECK-NEXT: mov.w r2, r15
; CHECK-NEXT: rra.w r15
; CHECK-NEXT: and.w #1, r15
; CHECK-NEXT: xor.w #1, r15
define i16 @sccwugt(i16 %a, i16 %b) nounwind {
%t1 = icmp ugt i16 %a, %b
%t2 = zext i1 %t1 to i16
ret i16 %t2
}
; CHECK:sccwugt:
; CHECK: cmp.w r14, r15
; CHECK-NEXT: mov.w r2, r15
; CHECK-NEXT: and.w #1, r15
; CHECK-NEXT: xor.w #1, r15
define i16 @sccwuge(i16 %a, i16 %b) nounwind {
%t1 = icmp uge i16 %a, %b
%t2 = zext i1 %t1 to i16
ret i16 %t2
}
; CHECK:sccwuge:
; CHECK: cmp.w r15, r14
; CHECK-NEXT: mov.w r2, r15
; CHECK-NEXT: and.w #1, r15
define i16 @sccwult(i16 %a, i16 %b) nounwind {
%t1 = icmp ult i16 %a, %b
%t2 = zext i1 %t1 to i16
ret i16 %t2
}
; CHECK:sccwult:
; CHECK: cmp.w r15, r14
; CHECK-NEXT: mov.w r2, r15
; CHECK-NEXT: and.w #1, r15
; CHECK-NEXT: xor.w #1, r15
define i16 @sccwule(i16 %a, i16 %b) nounwind {
%t1 = icmp ule i16 %a, %b
%t2 = zext i1 %t1 to i16
ret i16 %t2
}
; CHECK:sccwule:
; CHECK: cmp.w r14, r15
; CHECK-NEXT: mov.w r2, r15
; CHECK-NEXT: and.w #1, r15
define i16 @sccwsgt(i16 %a, i16 %b) nounwind {
%t1 = icmp sgt i16 %a, %b
%t2 = zext i1 %t1 to i16
ret i16 %t2
}
define i16 @sccwsge(i16 %a, i16 %b) nounwind {
%t1 = icmp sge i16 %a, %b
%t2 = zext i1 %t1 to i16
ret i16 %t2
}
define i16 @sccwslt(i16 %a, i16 %b) nounwind {
%t1 = icmp slt i16 %a, %b
%t2 = zext i1 %t1 to i16
ret i16 %t2
}
define i16 @sccwsle(i16 %a, i16 %b) nounwind {
%t1 = icmp sle i16 %a, %b
%t2 = zext i1 %t1 to i16
ret i16 %t2
}