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declare {i8, i1} @llvm.ssub.with.overflow.i8(i8, i8)
declare {i8, i1} @llvm.usub.with.overflow.i8(i8, i8)
define linkonce_odr i8 @__clc_sub_sat_impl_s8(i8 %x, i8 %y) nounwind readnone alwaysinline {
%call = call {i8, i1} @llvm.ssub.with.overflow.i8(i8 %x, i8 %y)
%res = extractvalue {i8, i1} %call, 0
%over = extractvalue {i8, i1} %call, 1
%x.msb = ashr i8 %x, 7
%x.limit = xor i8 %x.msb, 127
%sat = select i1 %over, i8 %x.limit, i8 %res
ret i8 %sat
}
define linkonce_odr i8 @__clc_sub_sat_impl_u8(i8 %x, i8 %y) nounwind readnone alwaysinline {
%call = call {i8, i1} @llvm.usub.with.overflow.i8(i8 %x, i8 %y)
%res = extractvalue {i8, i1} %call, 0
%over = extractvalue {i8, i1} %call, 1
%sat = select i1 %over, i8 0, i8 %res
ret i8 %sat
}
declare {i16, i1} @llvm.ssub.with.overflow.i16(i16, i16)
declare {i16, i1} @llvm.usub.with.overflow.i16(i16, i16)
define linkonce_odr i16 @__clc_sub_sat_impl_s16(i16 %x, i16 %y) nounwind readnone alwaysinline {
%call = call {i16, i1} @llvm.ssub.with.overflow.i16(i16 %x, i16 %y)
%res = extractvalue {i16, i1} %call, 0
%over = extractvalue {i16, i1} %call, 1
%x.msb = ashr i16 %x, 15
%x.limit = xor i16 %x.msb, 32767
%sat = select i1 %over, i16 %x.limit, i16 %res
ret i16 %sat
}
define linkonce_odr i16 @__clc_sub_sat_impl_u16(i16 %x, i16 %y) nounwind readnone alwaysinline {
%call = call {i16, i1} @llvm.usub.with.overflow.i16(i16 %x, i16 %y)
%res = extractvalue {i16, i1} %call, 0
%over = extractvalue {i16, i1} %call, 1
%sat = select i1 %over, i16 0, i16 %res
ret i16 %sat
}
declare {i32, i1} @llvm.ssub.with.overflow.i32(i32, i32)
declare {i32, i1} @llvm.usub.with.overflow.i32(i32, i32)
define linkonce_odr i32 @__clc_sub_sat_impl_s32(i32 %x, i32 %y) nounwind readnone alwaysinline {
%call = call {i32, i1} @llvm.ssub.with.overflow.i32(i32 %x, i32 %y)
%res = extractvalue {i32, i1} %call, 0
%over = extractvalue {i32, i1} %call, 1
%x.msb = ashr i32 %x, 31
%x.limit = xor i32 %x.msb, 2147483647
%sat = select i1 %over, i32 %x.limit, i32 %res
ret i32 %sat
}
define linkonce_odr i32 @__clc_sub_sat_impl_u32(i32 %x, i32 %y) nounwind readnone alwaysinline {
%call = call {i32, i1} @llvm.usub.with.overflow.i32(i32 %x, i32 %y)
%res = extractvalue {i32, i1} %call, 0
%over = extractvalue {i32, i1} %call, 1
%sat = select i1 %over, i32 0, i32 %res
ret i32 %sat
}
declare {i64, i1} @llvm.ssub.with.overflow.i64(i64, i64)
declare {i64, i1} @llvm.usub.with.overflow.i64(i64, i64)
define linkonce_odr i64 @__clc_sub_sat_impl_s64(i64 %x, i64 %y) nounwind readnone alwaysinline {
%call = call {i64, i1} @llvm.ssub.with.overflow.i64(i64 %x, i64 %y)
%res = extractvalue {i64, i1} %call, 0
%over = extractvalue {i64, i1} %call, 1
%x.msb = ashr i64 %x, 63
%x.limit = xor i64 %x.msb, 9223372036854775807
%sat = select i1 %over, i64 %x.limit, i64 %res
ret i64 %sat
}
define linkonce_odr i64 @__clc_sub_sat_impl_u64(i64 %x, i64 %y) nounwind readnone alwaysinline {
%call = call {i64, i1} @llvm.usub.with.overflow.i64(i64 %x, i64 %y)
%res = extractvalue {i64, i1} %call, 0
%over = extractvalue {i64, i1} %call, 1
%sat = select i1 %over, i64 0, i64 %res
ret i64 %sat
}
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