mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-24 03:33:20 +01:00
56 lines
1.2 KiB
LLVM
56 lines
1.2 KiB
LLVM
; RUN: opt < %s -analyze -scalar-evolution | FileCheck %s
|
|
|
|
; CHECK: Printing analysis 'Scalar Evolution Analysis' for function 'test1'
|
|
; CHECK-NOT: (trunc i{{.*}}ext
|
|
|
|
define i16 @test1(i8 %x) {
|
|
%A = sext i8 %x to i32
|
|
%B = trunc i32 %A to i16
|
|
ret i16 %B
|
|
}
|
|
|
|
; CHECK: Printing analysis 'Scalar Evolution Analysis' for function 'test2'
|
|
; CHECK-NOT: (trunc i{{.*}}ext
|
|
|
|
define i8 @test2(i16 %x) {
|
|
%A = sext i16 %x to i32
|
|
%B = trunc i32 %A to i8
|
|
ret i8 %B
|
|
}
|
|
|
|
; CHECK: Printing analysis 'Scalar Evolution Analysis' for function 'test3'
|
|
; CHECK-NOT: (trunc i{{.*}}ext
|
|
|
|
define i16 @test3(i16 %x) {
|
|
%A = sext i16 %x to i32
|
|
%B = trunc i32 %A to i16
|
|
ret i16 %B
|
|
}
|
|
|
|
; CHECK: Printing analysis 'Scalar Evolution Analysis' for function 'test4'
|
|
; CHECK-NOT: (trunc i{{.*}}ext
|
|
|
|
define i16 @test4(i8 %x) {
|
|
%A = zext i8 %x to i32
|
|
%B = trunc i32 %A to i16
|
|
ret i16 %B
|
|
}
|
|
|
|
; CHECK: Printing analysis 'Scalar Evolution Analysis' for function 'test5'
|
|
; CHECK-NOT: (trunc i{{.*}}ext
|
|
|
|
define i8 @test5(i16 %x) {
|
|
%A = zext i16 %x to i32
|
|
%B = trunc i32 %A to i8
|
|
ret i8 %B
|
|
}
|
|
|
|
; CHECK: Printing analysis 'Scalar Evolution Analysis' for function 'test6'
|
|
; CHECK-NOT: (trunc i{{.*}}ext
|
|
|
|
define i16 @test6(i16 %x) {
|
|
%A = zext i16 %x to i32
|
|
%B = trunc i32 %A to i16
|
|
ret i16 %B
|
|
}
|