1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; Test that the isascii library call simplifier works correctly even for 3; targets with 16-bit int. 4; 5; RUN: opt < %s -mtriple=avr-freebsd -passes=instcombine -S | FileCheck %s --check-prefix=AVR 6; RUN: opt < %s -mtriple=msp430-linux -passes=instcombine -S | FileCheck %s --check-prefix=MSP430 7; REQUIRES: avr-registered-target,msp430-registered-target 8 9declare i16 @isascii(i16) 10 11declare void @sink(i16) 12 13 14define void @fold_isascii(i16 %c) { 15; AVR-LABEL: @fold_isascii( 16; AVR-NEXT: call addrspace(1) void @sink(i16 1) 17; AVR-NEXT: call addrspace(1) void @sink(i16 1) 18; AVR-NEXT: call addrspace(1) void @sink(i16 1) 19; AVR-NEXT: call addrspace(1) void @sink(i16 0) 20; AVR-NEXT: call addrspace(1) void @sink(i16 0) 21; AVR-NEXT: call addrspace(1) void @sink(i16 0) 22; AVR-NEXT: call addrspace(1) void @sink(i16 0) 23; AVR-NEXT: call addrspace(1) void @sink(i16 0) 24; AVR-NEXT: [[ISASCII:%.*]] = icmp ult i16 [[C:%.*]], 128 25; AVR-NEXT: [[IC:%.*]] = zext i1 [[ISASCII]] to i16 26; AVR-NEXT: call addrspace(1) void @sink(i16 [[IC]]) 27; AVR-NEXT: ret void 28; 29; MSP430-LABEL: @fold_isascii( 30; MSP430-NEXT: call void @sink(i16 1) 31; MSP430-NEXT: call void @sink(i16 1) 32; MSP430-NEXT: call void @sink(i16 1) 33; MSP430-NEXT: call void @sink(i16 0) 34; MSP430-NEXT: call void @sink(i16 0) 35; MSP430-NEXT: call void @sink(i16 0) 36; MSP430-NEXT: call void @sink(i16 0) 37; MSP430-NEXT: call void @sink(i16 0) 38; MSP430-NEXT: [[ISASCII:%.*]] = icmp ult i16 [[C:%.*]], 128 39; MSP430-NEXT: [[IC:%.*]] = zext i1 [[ISASCII]] to i16 40; MSP430-NEXT: call void @sink(i16 [[IC]]) 41; MSP430-NEXT: ret void 42; 43 %i0 = call i16 @isascii(i16 0) 44 call void @sink(i16 %i0) 45 46 %i1 = call i16 @isascii(i16 1) 47 call void @sink(i16 %i1) 48 49 %i127 = call i16 @isascii(i16 127) 50 call void @sink(i16 %i127) 51 52 %i128 = call i16 @isascii(i16 128) 53 call void @sink(i16 %i128) 54 55 %i255 = call i16 @isascii(i16 255) 56 call void @sink(i16 %i255) 57 58 %i256 = call i16 @isascii(i16 256) 59 call void @sink(i16 %i256) 60 61 ; Fold isascii(INT_MAX) to 0. The call is valid with all int values. 62 %imax = call i16 @isascii(i16 32767) 63 call void @sink(i16 %imax) 64 65 %uimax = call i16 @isascii(i16 65535) 66 call void @sink(i16 %uimax) 67 68 %ic = call i16 @isascii(i16 %c) 69 call void @sink(i16 %ic) 70 71 ret void 72} 73