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1; RUN: llc -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s2 3; CHECK: OpEntryPoint Kernel %[[#f1:]] "writer"4; CHECK: OpEntryPoint Kernel %[[#f2:]] "reader"5; CHECK-DAG: OpName %[[#a_var:]] "a_var"6; CHECK-DAG: OpName %[[#p_var:]] "p_var"7; CHECK-DAG: %[[#uchar:]] = OpTypeInt 8 08; CHECK-DAG: %[[#pt1:]] = OpTypePointer CrossWorkgroup %[[#uchar]]9; CHECK-DAG: %[[#arr2:]] = OpTypeArray %[[#uchar]]10; CHECK-DAG: %[[#pt2:]] = OpTypePointer CrossWorkgroup %[[#arr2]]11; CHECK-DAG: %[[#pt3:]] = OpTypePointer CrossWorkgroup %[[#pt1]]12; CHECK-DAG: %[[#a_var]] = OpVariable %[[#pt2]] CrossWorkgroup13; CHECK-DAG: %[[#const:]] = OpSpecConstantOp %[[#pt1]] InBoundsPtrAccessChain %[[#a_var]]14; CHECK-DAG: %[[#p_var]] = OpVariable %[[#pt3]] CrossWorkgroup %[[#const]]15@var = addrspace(1) global i8 0, align 116@g_var = addrspace(1) global i8 1, align 117@a_var = addrspace(1) global [2 x i8] c"\01\01", align 118@p_var = addrspace(1) global i8 addrspace(1)* getelementptr inbounds ([2 x i8], [2 x i8] addrspace(1)* @a_var, i32 0, i64 1), align 819 20define spir_func zeroext i8 @from_buf(i8 zeroext %a) {21entry:22 %tobool = icmp ne i8 %a, 023 %i1promo = zext i1 %tobool to i824 ret i8 %i1promo25}26 27define spir_func zeroext i8 @to_buf(i8 zeroext %a) {28entry:29 %i1trunc = trunc i8 %a to i130 %frombool = select i1 %i1trunc, i8 1, i8 031 %0 = and i8 %frombool, 132 %tobool = icmp ne i8 %0, 033 %conv = select i1 %tobool, i8 1, i8 034 ret i8 %conv35}36 37define spir_kernel void @writer(i8 addrspace(1)* %src, i32 %idx) {38entry:39 %arrayidx = getelementptr inbounds i8, i8 addrspace(1)* %src, i64 040 %0 = load i8, i8 addrspace(1)* %arrayidx, align 141 %call = call spir_func zeroext i8 @from_buf(i8 zeroext %0)42 %i1trunc = trunc i8 %call to i143 %frombool = select i1 %i1trunc, i8 1, i8 044 store i8 %frombool, i8 addrspace(1)* @var, align 145 %arrayidx1 = getelementptr inbounds i8, i8 addrspace(1)* %src, i64 146 %1 = load i8, i8 addrspace(1)* %arrayidx1, align 147 %call2 = call spir_func zeroext i8 @from_buf(i8 zeroext %1)48 %i1trunc1 = trunc i8 %call2 to i149 %frombool3 = select i1 %i1trunc1, i8 1, i8 050 store i8 %frombool3, i8 addrspace(1)* @g_var, align 151 %arrayidx4 = getelementptr inbounds i8, i8 addrspace(1)* %src, i64 252 %2 = load i8, i8 addrspace(1)* %arrayidx4, align 153 %call5 = call spir_func zeroext i8 @from_buf(i8 zeroext %2)54 %i1trunc2 = trunc i8 %call5 to i155 %frombool6 = select i1 %i1trunc2, i8 1, i8 056 %3 = getelementptr inbounds [2 x i8], [2 x i8] addrspace(1)* @a_var, i64 0, i64 057 store i8 %frombool6, i8 addrspace(1)* %3, align 158 %arrayidx7 = getelementptr inbounds i8, i8 addrspace(1)* %src, i64 359 %4 = load i8, i8 addrspace(1)* %arrayidx7, align 160 %call8 = call spir_func zeroext i8 @from_buf(i8 zeroext %4)61 %i1trunc3 = trunc i8 %call8 to i162 %frombool9 = select i1 %i1trunc3, i8 1, i8 063 %5 = getelementptr inbounds [2 x i8], [2 x i8] addrspace(1)* @a_var, i64 0, i64 164 store i8 %frombool9, i8 addrspace(1)* %5, align 165 %idx.ext = zext i32 %idx to i6466 %add.ptr = getelementptr inbounds i8, i8 addrspace(1)* %3, i64 %idx.ext67 store i8 addrspace(1)* %add.ptr, i8 addrspace(1)* addrspace(1)* @p_var, align 868 ret void69}70 71define spir_kernel void @reader(i8 addrspace(1)* %dest, i8 zeroext %ptr_write_val) {72entry:73 %call = call spir_func zeroext i8 @from_buf(i8 zeroext %ptr_write_val)74 %i1trunc = trunc i8 %call to i175 %0 = load i8 addrspace(1)*, i8 addrspace(1)* addrspace(1)* @p_var, align 876 %frombool = select i1 %i1trunc, i8 1, i8 077 store volatile i8 %frombool, i8 addrspace(1)* %0, align 178 %1 = load i8, i8 addrspace(1)* @var, align 179 %2 = and i8 %1, 180 %tobool = icmp ne i8 %2, 081 %i1promo = zext i1 %tobool to i882 %call1 = call spir_func zeroext i8 @to_buf(i8 zeroext %i1promo)83 %arrayidx = getelementptr inbounds i8, i8 addrspace(1)* %dest, i64 084 store i8 %call1, i8 addrspace(1)* %arrayidx, align 185 %3 = load i8, i8 addrspace(1)* @g_var, align 186 %4 = and i8 %3, 187 %tobool2 = icmp ne i8 %4, 088 %i1promo1 = zext i1 %tobool2 to i889 %call3 = call spir_func zeroext i8 @to_buf(i8 zeroext %i1promo1)90 %arrayidx4 = getelementptr inbounds i8, i8 addrspace(1)* %dest, i64 191 store i8 %call3, i8 addrspace(1)* %arrayidx4, align 192 %5 = getelementptr inbounds [2 x i8], [2 x i8] addrspace(1)* @a_var, i64 0, i64 093 %6 = load i8, i8 addrspace(1)* %5, align 194 %7 = and i8 %6, 195 %tobool5 = icmp ne i8 %7, 096 %i1promo2 = zext i1 %tobool5 to i897 %call6 = call spir_func zeroext i8 @to_buf(i8 zeroext %i1promo2)98 %arrayidx7 = getelementptr inbounds i8, i8 addrspace(1)* %dest, i64 299 store i8 %call6, i8 addrspace(1)* %arrayidx7, align 1100 %8 = getelementptr inbounds [2 x i8], [2 x i8] addrspace(1)* @a_var, i64 0, i64 1101 %9 = load i8, i8 addrspace(1)* %8, align 1102 %10 = and i8 %9, 1103 %tobool8 = icmp ne i8 %10, 0104 %i1promo3 = zext i1 %tobool8 to i8105 %call9 = call spir_func zeroext i8 @to_buf(i8 zeroext %i1promo3)106 %arrayidx10 = getelementptr inbounds i8, i8 addrspace(1)* %dest, i64 3107 store i8 %call9, i8 addrspace(1)* %arrayidx10, align 1108 ret void109}110