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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; Test that the isascii library call simplifier works correctly even for
; targets with 16-bit int.
;
; RUN: opt < %s -mtriple=avr-freebsd -passes=instcombine -S | FileCheck %s
; RUN: opt < %s -mtriple=msp430-linux -passes=instcombine -S | FileCheck %s
declare i16 @isascii(i16)
declare void @sink(i16)
define void @fold_isascii(i16 %c) {
; CHECK-LABEL: @fold_isascii(
; CHECK-NEXT: call void @sink(i16 1)
; CHECK-NEXT: call void @sink(i16 1)
; CHECK-NEXT: call void @sink(i16 1)
; CHECK-NEXT: call void @sink(i16 0)
; CHECK-NEXT: call void @sink(i16 0)
; CHECK-NEXT: call void @sink(i16 0)
; CHECK-NEXT: call void @sink(i16 0)
; CHECK-NEXT: call void @sink(i16 0)
; CHECK-NEXT: [[ISASCII:%.*]] = icmp ult i16 [[C:%.*]], 128
; CHECK-NEXT: [[IC:%.*]] = zext i1 [[ISASCII]] to i16
; CHECK-NEXT: call void @sink(i16 [[IC]])
; CHECK-NEXT: ret void
;
%i0 = call i16 @isascii(i16 0)
call void @sink(i16 %i0)
%i1 = call i16 @isascii(i16 1)
call void @sink(i16 %i1)
%i127 = call i16 @isascii(i16 127)
call void @sink(i16 %i127)
%i128 = call i16 @isascii(i16 128)
call void @sink(i16 %i128)
%i255 = call i16 @isascii(i16 255)
call void @sink(i16 %i255)
%i256 = call i16 @isascii(i16 256)
call void @sink(i16 %i256)
; Fold isascii(INT_MAX) to 0. The call is valid with all int values.
%imax = call i16 @isascii(i16 32767)
call void @sink(i16 %imax)
%uimax = call i16 @isascii(i16 65535)
call void @sink(i16 %uimax)
%ic = call i16 @isascii(i16 %c)
call void @sink(i16 %ic)
ret void
}
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