fixed_point_shift.c | Explore in Territory

// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// RUN: %clang_cc1 -ffixed-point -triple x86_64-unknown-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,SIGNED
// RUN: %clang_cc1 -ffixed-point -triple x86_64-unknown-linux-gnu -fpadding-on-unsigned-fixed-point -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,UNSIGNED

short _Accum sa;
_Accum a;
long _Accum la;

short _Fract sf;
_Fract f;
long _Fract lf;

unsigned short _Accum usa;
unsigned _Accum ua;
unsigned long _Accum ula;

unsigned short _Fract usf;
unsigned _Fract uf;
unsigned long _Fract ulf;

_Sat short _Accum sa_sat;
_Sat _Accum a_sat;

_Sat short _Fract sf_sat;
_Sat _Fract f_sat;

_Sat unsigned short _Accum usa_sat;
_Sat unsigned _Accum ua_sat;

_Sat unsigned short _Fract usf_sat;
_Sat unsigned _Fract uf_sat;

int i;
unsigned u;


// CHECK-LABEL: @sleft_sasai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @sa, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = shl i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @sa, align 2
// CHECK-NEXT:    ret void
//
void sleft_sasai(void) {
  sa = sa << i;
}

// CHECK-LABEL: @sleft_aai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @a, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = shl i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @a, align 4
// CHECK-NEXT:    ret void
//
void sleft_aai(void) {
  a = a << i;
}

// CHECK-LABEL: @sleft_lalai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i64, ptr @la, align 8
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = zext i32 [[TMP1]] to i64
// CHECK-NEXT:    [[TMP3:%.*]] = shl i64 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i64 [[TMP3]], ptr @la, align 8
// CHECK-NEXT:    ret void
//
void sleft_lalai(void) {
  la = la << i;
}

// CHECK-LABEL: @sleft_sfsfi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i8, ptr @sf, align 1
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i8
// CHECK-NEXT:    [[TMP3:%.*]] = shl i8 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i8 [[TMP3]], ptr @sf, align 1
// CHECK-NEXT:    ret void
//
void sleft_sfsfi(void) {
  sf = sf << i;
}

// CHECK-LABEL: @sleft_ffi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @f, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = shl i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @f, align 2
// CHECK-NEXT:    ret void
//
void sleft_ffi(void) {
  f = f << i;
}

// CHECK-LABEL: @sleft_lflfi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @lf, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = shl i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @lf, align 4
// CHECK-NEXT:    ret void
//
void sleft_lflfi(void) {
  lf = lf << i;
}

// CHECK-LABEL: @sleft_aau(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @a, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @u, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = shl i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @a, align 4
// CHECK-NEXT:    ret void
//
void sleft_aau(void) {
  a = a << u;
}

// CHECK-LABEL: @sleft_ffu(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @f, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @u, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = shl i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @f, align 2
// CHECK-NEXT:    ret void
//
void sleft_ffu(void) {
  f = f << u;
}


// CHECK-LABEL: @uleft_usausai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @usa, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = shl i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @usa, align 2
// CHECK-NEXT:    ret void
//
void uleft_usausai(void) {
  usa = usa << i;
}

// CHECK-LABEL: @uleft_uauai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @ua, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = shl i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @ua, align 4
// CHECK-NEXT:    ret void
//
void uleft_uauai(void) {
  ua = ua << i;
}

// CHECK-LABEL: @uleft_ulaulai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i64, ptr @ula, align 8
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = zext i32 [[TMP1]] to i64
// CHECK-NEXT:    [[TMP3:%.*]] = shl i64 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i64 [[TMP3]], ptr @ula, align 8
// CHECK-NEXT:    ret void
//
void uleft_ulaulai(void) {
  ula = ula << i;
}

// CHECK-LABEL: @uleft_usfusfi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i8, ptr @usf, align 1
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i8
// CHECK-NEXT:    [[TMP3:%.*]] = shl i8 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i8 [[TMP3]], ptr @usf, align 1
// CHECK-NEXT:    ret void
//
void uleft_usfusfi(void) {
  usf = usf << i;
}

// CHECK-LABEL: @uleft_ufufi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @uf, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = shl i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @uf, align 2
// CHECK-NEXT:    ret void
//
void uleft_ufufi(void) {
  uf = uf << i;
}

// CHECK-LABEL: @uleft_ulfulfi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @ulf, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = shl i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @ulf, align 4
// CHECK-NEXT:    ret void
//
void uleft_ulfulfi(void) {
  ulf = ulf << i;
}

// CHECK-LABEL: @uleft_uauau(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @ua, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @u, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = shl i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @ua, align 4
// CHECK-NEXT:    ret void
//
void uleft_uauau(void) {
  ua = ua << u;
}

// CHECK-LABEL: @uleft_ufufu(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @uf, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @u, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = shl i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @uf, align 2
// CHECK-NEXT:    ret void
//
void uleft_ufufu(void) {
  uf = uf << u;
}


// CHECK-LABEL: @sright_sasai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @sa, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = ashr i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @sa, align 2
// CHECK-NEXT:    ret void
//
void sright_sasai(void) {
  sa = sa >> i;
}

// CHECK-LABEL: @sright_aai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @a, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = ashr i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @a, align 4
// CHECK-NEXT:    ret void
//
void sright_aai(void) {
  a = a >> i;
}

// CHECK-LABEL: @sright_lalai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i64, ptr @la, align 8
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = zext i32 [[TMP1]] to i64
// CHECK-NEXT:    [[TMP3:%.*]] = ashr i64 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i64 [[TMP3]], ptr @la, align 8
// CHECK-NEXT:    ret void
//
void sright_lalai(void) {
  la = la >> i;
}

// CHECK-LABEL: @sright_sfsfi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i8, ptr @sf, align 1
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i8
// CHECK-NEXT:    [[TMP3:%.*]] = ashr i8 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i8 [[TMP3]], ptr @sf, align 1
// CHECK-NEXT:    ret void
//
void sright_sfsfi(void) {
  sf = sf >> i;
}

// CHECK-LABEL: @sright_ffi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @f, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = ashr i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @f, align 2
// CHECK-NEXT:    ret void
//
void sright_ffi(void) {
  f = f >> i;
}

// CHECK-LABEL: @sright_lflfi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @lf, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = ashr i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @lf, align 4
// CHECK-NEXT:    ret void
//
void sright_lflfi(void) {
  lf = lf >> i;
}

// CHECK-LABEL: @sright_aau(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @a, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @u, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = ashr i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @a, align 4
// CHECK-NEXT:    ret void
//
void sright_aau(void) {
  a = a >> u;
}

// CHECK-LABEL: @sright_ffu(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @f, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @u, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = ashr i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @f, align 2
// CHECK-NEXT:    ret void
//
void sright_ffu(void) {
  f = f >> u;
}


// CHECK-LABEL: @uright_usausai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @usa, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = lshr i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @usa, align 2
// CHECK-NEXT:    ret void
//
void uright_usausai(void) {
  usa = usa >> i;
}

// CHECK-LABEL: @uright_uauai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @ua, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = lshr i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @ua, align 4
// CHECK-NEXT:    ret void
//
void uright_uauai(void) {
  ua = ua >> i;
}

// CHECK-LABEL: @uright_ulaulai(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i64, ptr @ula, align 8
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = zext i32 [[TMP1]] to i64
// CHECK-NEXT:    [[TMP3:%.*]] = lshr i64 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i64 [[TMP3]], ptr @ula, align 8
// CHECK-NEXT:    ret void
//
void uright_ulaulai(void) {
  ula = ula >> i;
}

// CHECK-LABEL: @uright_usfusfi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i8, ptr @usf, align 1
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i8
// CHECK-NEXT:    [[TMP3:%.*]] = lshr i8 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i8 [[TMP3]], ptr @usf, align 1
// CHECK-NEXT:    ret void
//
void uright_usfusfi(void) {
  usf = usf >> i;
}

// CHECK-LABEL: @uright_ufufi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @uf, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = lshr i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @uf, align 2
// CHECK-NEXT:    ret void
//
void uright_ufufi(void) {
  uf = uf >> i;
}

// CHECK-LABEL: @uright_ulfulfi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @ulf, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = lshr i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @ulf, align 4
// CHECK-NEXT:    ret void
//
void uright_ulfulfi(void) {
  ulf = ulf >> i;
}

// CHECK-LABEL: @uright_uauau(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @ua, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @u, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = lshr i32 [[TMP0]], [[TMP1]]
// CHECK-NEXT:    store i32 [[TMP2]], ptr @ua, align 4
// CHECK-NEXT:    ret void
//
void uright_uauau(void) {
  ua = ua >> u;
}

// CHECK-LABEL: @uright_ufufu(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @uf, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @u, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = lshr i16 [[TMP0]], [[TMP2]]
// CHECK-NEXT:    store i16 [[TMP3]], ptr @uf, align 2
// CHECK-NEXT:    ret void
//
void uright_ufufu(void) {
  uf = uf >> u;
}


// CHECK-LABEL: @satleft_sassasi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @sa_sat, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = call i16 @llvm.sshl.sat.i16(i16 [[TMP0]], i16 [[TMP2]])
// CHECK-NEXT:    store i16 [[TMP3]], ptr @sa_sat, align 2
// CHECK-NEXT:    ret void
//
void satleft_sassasi(void) {
  sa_sat = sa_sat << i;
}

// CHECK-LABEL: @satleft_asasi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr @a_sat, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = call i32 @llvm.sshl.sat.i32(i32 [[TMP0]], i32 [[TMP1]])
// CHECK-NEXT:    store i32 [[TMP2]], ptr @a_sat, align 4
// CHECK-NEXT:    ret void
//
void satleft_asasi(void) {
  a_sat = a_sat << i;
}

// CHECK-LABEL: @satleft_sfssfsi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i8, ptr @sf_sat, align 1
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i8
// CHECK-NEXT:    [[TMP3:%.*]] = call i8 @llvm.sshl.sat.i8(i8 [[TMP0]], i8 [[TMP2]])
// CHECK-NEXT:    store i8 [[TMP3]], ptr @sf_sat, align 1
// CHECK-NEXT:    ret void
//
void satleft_sfssfsi(void) {
  sf_sat = sf_sat << i;
}

// CHECK-LABEL: @satleft_fsfsi(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr @f_sat, align 2
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// CHECK-NEXT:    [[TMP3:%.*]] = call i16 @llvm.sshl.sat.i16(i16 [[TMP0]], i16 [[TMP2]])
// CHECK-NEXT:    store i16 [[TMP3]], ptr @f_sat, align 2
// CHECK-NEXT:    ret void
//
void satleft_fsfsi(void) {
  f_sat = f_sat << i;
}

// SIGNED-LABEL: @satleft_usasusasi(
// SIGNED-NEXT:  entry:
// SIGNED-NEXT:    [[TMP0:%.*]] = load i16, ptr @usa_sat, align 2
// SIGNED-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// SIGNED-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// SIGNED-NEXT:    [[TMP3:%.*]] = call i16 @llvm.ushl.sat.i16(i16 [[TMP0]], i16 [[TMP2]])
// SIGNED-NEXT:    store i16 [[TMP3]], ptr @usa_sat, align 2
// SIGNED-NEXT:    ret void
//
// UNSIGNED-LABEL: @satleft_usasusasi(
// UNSIGNED-NEXT:  entry:
// UNSIGNED-NEXT:    [[TMP0:%.*]] = load i16, ptr @usa_sat, align 2
// UNSIGNED-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// UNSIGNED-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// UNSIGNED-NEXT:    [[TMP3:%.*]] = call i16 @llvm.sshl.sat.i16(i16 [[TMP0]], i16 [[TMP2]])
// UNSIGNED-NEXT:    store i16 [[TMP3]], ptr @usa_sat, align 2
// UNSIGNED-NEXT:    ret void
//
void satleft_usasusasi(void) {
  usa_sat = usa_sat << i;
}

// SIGNED-LABEL: @satleft_uasuasi(
// SIGNED-NEXT:  entry:
// SIGNED-NEXT:    [[TMP0:%.*]] = load i32, ptr @ua_sat, align 4
// SIGNED-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// SIGNED-NEXT:    [[TMP2:%.*]] = call i32 @llvm.ushl.sat.i32(i32 [[TMP0]], i32 [[TMP1]])
// SIGNED-NEXT:    store i32 [[TMP2]], ptr @ua_sat, align 4
// SIGNED-NEXT:    ret void
//
// UNSIGNED-LABEL: @satleft_uasuasi(
// UNSIGNED-NEXT:  entry:
// UNSIGNED-NEXT:    [[TMP0:%.*]] = load i32, ptr @ua_sat, align 4
// UNSIGNED-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// UNSIGNED-NEXT:    [[TMP2:%.*]] = call i32 @llvm.sshl.sat.i32(i32 [[TMP0]], i32 [[TMP1]])
// UNSIGNED-NEXT:    store i32 [[TMP2]], ptr @ua_sat, align 4
// UNSIGNED-NEXT:    ret void
//
void satleft_uasuasi(void) {
  ua_sat = ua_sat << i;
}

// SIGNED-LABEL: @satleft_usfsusfsi(
// SIGNED-NEXT:  entry:
// SIGNED-NEXT:    [[TMP0:%.*]] = load i8, ptr @usf_sat, align 1
// SIGNED-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// SIGNED-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i8
// SIGNED-NEXT:    [[TMP3:%.*]] = call i8 @llvm.ushl.sat.i8(i8 [[TMP0]], i8 [[TMP2]])
// SIGNED-NEXT:    store i8 [[TMP3]], ptr @usf_sat, align 1
// SIGNED-NEXT:    ret void
//
// UNSIGNED-LABEL: @satleft_usfsusfsi(
// UNSIGNED-NEXT:  entry:
// UNSIGNED-NEXT:    [[TMP0:%.*]] = load i8, ptr @usf_sat, align 1
// UNSIGNED-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// UNSIGNED-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i8
// UNSIGNED-NEXT:    [[TMP3:%.*]] = call i8 @llvm.sshl.sat.i8(i8 [[TMP0]], i8 [[TMP2]])
// UNSIGNED-NEXT:    store i8 [[TMP3]], ptr @usf_sat, align 1
// UNSIGNED-NEXT:    ret void
//
void satleft_usfsusfsi(void) {
  usf_sat = usf_sat << i;
}

// SIGNED-LABEL: @satleft_ufsufsi(
// SIGNED-NEXT:  entry:
// SIGNED-NEXT:    [[TMP0:%.*]] = load i16, ptr @uf_sat, align 2
// SIGNED-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// SIGNED-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// SIGNED-NEXT:    [[TMP3:%.*]] = call i16 @llvm.ushl.sat.i16(i16 [[TMP0]], i16 [[TMP2]])
// SIGNED-NEXT:    store i16 [[TMP3]], ptr @uf_sat, align 2
// SIGNED-NEXT:    ret void
//
// UNSIGNED-LABEL: @satleft_ufsufsi(
// UNSIGNED-NEXT:  entry:
// UNSIGNED-NEXT:    [[TMP0:%.*]] = load i16, ptr @uf_sat, align 2
// UNSIGNED-NEXT:    [[TMP1:%.*]] = load i32, ptr @i, align 4
// UNSIGNED-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
// UNSIGNED-NEXT:    [[TMP3:%.*]] = call i16 @llvm.sshl.sat.i16(i16 [[TMP0]], i16 [[TMP2]])
// UNSIGNED-NEXT:    store i16 [[TMP3]], ptr @uf_sat, align 2
// UNSIGNED-NEXT:    ret void
//
void satleft_ufsufsi(void) {
  uf_sat = uf_sat << i;
}
llvm/clang/test/Frontend/fixed_point_shift.c
