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[NFC][SCEV] Add tests for @llvm.*.sat intrinsics

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Roman Lebedev 2020-09-21 17:58:31 +03:00
parent 1bb7ab8c4a
commit 0592de550f
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llvm/test/Analysis/ScalarEvolution/saturating-intrinsics.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
; RUN: opt -analyze -enable-new-pm=0 -scalar-evolution < %s | FileCheck %s
; RUN: opt -disable-output "-passes=print<scalar-evolution>" < %s 2>&1 | FileCheck %s
declare i32 @llvm.uadd.sat.i32(i32, i32)
declare i32 @llvm.sadd.sat.i32(i32, i32)
declare i32 @llvm.usub.sat.i32(i32, i32)
declare i32 @llvm.ssub.sat.i32(i32, i32)
declare i32 @llvm.ushl.sat.i32(i32, i32)
declare i32 @llvm.sshl.sat.i32(i32, i32)
define i32 @uadd_sat(i32 %x, i32 %y) {
; CHECK-LABEL: 'uadd_sat'
; CHECK-NEXT: Classifying expressions for: @uadd_sat
; CHECK-NEXT: %z = call i32 @llvm.uadd.sat.i32(i32 %x, i32 %y)
; CHECK-NEXT: --> %z U: full-set S: full-set
; CHECK-NEXT: Determining loop execution counts for: @uadd_sat
;
%z = call i32 @llvm.uadd.sat.i32(i32 %x, i32 %y)
ret i32 %z
}
define i32 @sadd_sat(i32 %x, i32 %y) {
; CHECK-LABEL: 'sadd_sat'
; CHECK-NEXT: Classifying expressions for: @sadd_sat
; CHECK-NEXT: %z = call i32 @llvm.sadd.sat.i32(i32 %x, i32 %y)
; CHECK-NEXT: --> %z U: full-set S: full-set
; CHECK-NEXT: Determining loop execution counts for: @sadd_sat
;
%z = call i32 @llvm.sadd.sat.i32(i32 %x, i32 %y)
ret i32 %z
}
define i32 @usub_sat(i32 %x, i32 %y) {
; CHECK-LABEL: 'usub_sat'
; CHECK-NEXT: Classifying expressions for: @usub_sat
; CHECK-NEXT: %z = call i32 @llvm.usub.sat.i32(i32 %x, i32 %y)
; CHECK-NEXT: --> %z U: full-set S: full-set
; CHECK-NEXT: Determining loop execution counts for: @usub_sat
;
%z = call i32 @llvm.usub.sat.i32(i32 %x, i32 %y)
ret i32 %z
}
define i32 @ssub_sat(i32 %x, i32 %y) {
; CHECK-LABEL: 'ssub_sat'
; CHECK-NEXT: Classifying expressions for: @ssub_sat
; CHECK-NEXT: %z = call i32 @llvm.ssub.sat.i32(i32 %x, i32 %y)
; CHECK-NEXT: --> %z U: full-set S: full-set
; CHECK-NEXT: Determining loop execution counts for: @ssub_sat
;
%z = call i32 @llvm.ssub.sat.i32(i32 %x, i32 %y)
ret i32 %z
}
define i32 @ushl_sat(i32 %x, i32 %y) {
; CHECK-LABEL: 'ushl_sat'
; CHECK-NEXT: Classifying expressions for: @ushl_sat
; CHECK-NEXT: %z = call i32 @llvm.ushl.sat.i32(i32 %x, i32 %y)
; CHECK-NEXT: --> %z U: full-set S: full-set
; CHECK-NEXT: Determining loop execution counts for: @ushl_sat
;
%z = call i32 @llvm.ushl.sat.i32(i32 %x, i32 %y)
ret i32 %z
}
define i32 @sshl_sat(i32 %x, i32 %y) {
; CHECK-LABEL: 'sshl_sat'
; CHECK-NEXT: Classifying expressions for: @sshl_sat
; CHECK-NEXT: %z = call i32 @llvm.sshl.sat.i32(i32 %x, i32 %y)
; CHECK-NEXT: --> %z U: full-set S: full-set
; CHECK-NEXT: Determining loop execution counts for: @sshl_sat
;
%z = call i32 @llvm.sshl.sat.i32(i32 %x, i32 %y)
ret i32 %z
}