| // RUN: %clang_cc1 -ffixed-point -triple x86_64-unknown-linux-gnu -S -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 -S -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,UNSIGNED |
| |
| short _Fract shf; |
| _Accum a; |
| unsigned _Fract uf; |
| unsigned long _Accum ula; |
| |
| _Sat short _Fract sshf; |
| _Sat _Accum sa; |
| _Sat unsigned _Fract suf; |
| _Sat unsigned long _Accum sula; |
| |
| int i; |
| unsigned int u; |
| signed char c; |
| |
| |
| // CHECK-LABEL: @Addition( |
| void Addition() { |
| // CHECK: [[TMP0:%.*]] = load i32, i32* @a, align 4 |
| // CHECK-NEXT: [[TMP1:%.*]] = load i8, i8* @shf, align 1 |
| // CHECK-NEXT: [[RESIZE:%.*]] = sext i8 [[TMP1]] to i32 |
| // CHECK-NEXT: [[UPSCALE:%.*]] = shl i32 [[RESIZE]], 8 |
| // CHECK-NEXT: [[TMP2:%.*]] = add i32 [[UPSCALE]], [[TMP0]] |
| // CHECK-NEXT: [[DOWNSCALE:%.*]] = ashr i32 [[TMP2]], 8 |
| // CHECK-NEXT: [[RESIZE1:%.*]] = trunc i32 [[DOWNSCALE]] to i8 |
| // CHECK-NEXT: store i8 [[RESIZE1]], i8* @shf, align 1 |
| shf += a; |
| |
| // CHECK: [[TMP3:%.*]] = load i16, i16* @uf, align 2 |
| // CHECK-NEXT: [[TMP4:%.*]] = load i32, i32* @a, align 4 |
| // SIGNED-NEXT: [[RESIZE2:%.*]] = sext i32 [[TMP4]] to i33 |
| // SIGNED-NEXT: [[UPSCALE3:%.*]] = shl i33 [[RESIZE2]], 1 |
| // SIGNED-NEXT: [[RESIZE4:%.*]] = zext i16 [[TMP3]] to i33 |
| // SIGNED-NEXT: [[TMP5:%.*]] = add i33 [[UPSCALE3]], [[RESIZE4]] |
| // SIGNED-NEXT: [[DOWNSCALE5:%.*]] = ashr i33 [[TMP5]], 1 |
| // SIGNED-NEXT: [[RESIZE6:%.*]] = trunc i33 [[DOWNSCALE5]] to i32 |
| // SIGNED-NEXT: store i32 [[RESIZE6]], i32* @a, align 4 |
| // UNSIGNED-NEXT: [[RESIZE2:%.*]] = zext i16 [[TMP3]] to i32 |
| // UNSIGNED-NEXT: [[TMP5:%.*]] = add i32 [[TMP4]], [[RESIZE2]] |
| // UNSIGNED-NEXT: store i32 [[TMP5]], i32* @a, align 4 |
| a += uf; |
| |
| // CHECK: [[TMP6:%.*]] = load i64, i64* @ula, align 8 |
| // CHECK-NEXT: [[TMP7:%.*]] = load i16, i16* @uf, align 2 |
| // CHECK-NEXT: [[RESIZE7:%.*]] = zext i16 [[TMP7]] to i64 |
| // CHECK-NEXT: [[UPSCALE8:%.*]] = shl i64 [[RESIZE7]], 16 |
| // CHECK-NEXT: [[TMP8:%.*]] = add i64 [[UPSCALE8]], [[TMP6]] |
| // CHECK-NEXT: [[DOWNSCALE9:%.*]] = lshr i64 [[TMP8]], 16 |
| // CHECK-NEXT: [[RESIZE10:%.*]] = trunc i64 [[DOWNSCALE9]] to i16 |
| // CHECK-NEXT: store i16 [[RESIZE10]], i16* @uf, align 2 |
| uf += ula; |
| |
| // CHECK: [[TMP9:%.*]] = load i8, i8* @shf, align 1 |
| // CHECK-NEXT: [[TMP10:%.*]] = load i64, i64* @ula, align 8 |
| // SIGNED-NEXT: [[RESIZE11:%.*]] = zext i64 [[TMP10]] to i65 |
| // SIGNED-NEXT: [[RESIZE12:%.*]] = sext i8 [[TMP9]] to i65 |
| // SIGNED-NEXT: [[UPSCALE13:%.*]] = shl i65 [[RESIZE12]], 25 |
| // SIGNED-NEXT: [[TMP11:%.*]] = add i65 [[RESIZE11]], [[UPSCALE13]] |
| // SIGNED-NEXT: [[DOWNSCALE14:%.*]] = ashr i65 [[TMP11]], 1 |
| // SIGNED-NEXT: [[RESIZE15:%.*]] = trunc i65 [[DOWNSCALE14]] to i64 |
| // SIGNED-NEXT: [[UPSCALE16:%.*]] = shl i64 [[RESIZE15]], 1 |
| // SIGNED-NEXT: store i64 [[UPSCALE16]], i64* @ula, align 8 |
| // UNSIGNED-NEXT: [[RESIZE7:%.*]] = sext i8 [[TMP9]] to i64 |
| // UNSIGNED-NEXT: [[UPSCALE8:%.*]] = shl i64 [[RESIZE7]], 24 |
| // UNSIGNED-NEXT: [[TMP11:%.*]] = add i64 [[TMP10]], [[UPSCALE8]] |
| // UNSIGNED-NEXT: store i64 [[TMP11]], i64* @ula, align 8 |
| ula += shf; |
| |
| // CHECK: [[TMP12:%.*]] = load i8, i8* @shf, align 1 |
| // CHECK-NEXT: [[TMP13:%.*]] = load i16, i16* @uf, align 2 |
| // SIGNED-NEXT: [[RESIZE17:%.*]] = zext i16 [[TMP13]] to i17 |
| // SIGNED-NEXT: [[RESIZE18:%.*]] = sext i8 [[TMP12]] to i17 |
| // SIGNED-NEXT: [[UPSCALE19:%.*]] = shl i17 [[RESIZE18]], 9 |
| // SIGNED-NEXT: [[TMP14:%.*]] = add i17 [[RESIZE17]], [[UPSCALE19]] |
| // SIGNED-NEXT: [[DOWNSCALE20:%.*]] = ashr i17 [[TMP14]], 1 |
| // SIGNED-NEXT: [[RESIZE21:%.*]] = trunc i17 [[DOWNSCALE20]] to i16 |
| // SIGNED-NEXT: [[UPSCALE22:%.*]] = shl i16 [[RESIZE21]], 1 |
| // SIGNED-NEXT: store i16 [[UPSCALE22]], i16* @uf, align 2 |
| // UNSIGNED-NEXT: [[RESIZE9:%.*]] = sext i8 [[TMP12]] to i16 |
| // UNSIGNED-NEXT: [[UPSCALE10:%.*]] = shl i16 [[RESIZE9]], 8 |
| // UNSIGNED-NEXT: [[TMP14:%.*]] = add i16 [[TMP13]], [[UPSCALE10]] |
| // UNSIGNED-NEXT: store i16 [[TMP14]], i16* @uf, align 2 |
| uf += shf; |
| |
| // CHECK: [[TMP15:%.*]] = load i8, i8* @shf, align 1 |
| // CHECK-NEXT: [[TMP16:%.*]] = load i32, i32* @a, align 4 |
| // CHECK-NEXT: [[RESIZE23:%.*]] = sext i8 [[TMP15]] to i32 |
| // CHECK-NEXT: [[UPSCALE24:%.*]] = shl i32 [[RESIZE23]], 8 |
| // CHECK-NEXT: [[TMP17:%.*]] = add i32 [[TMP16]], [[UPSCALE24]] |
| // CHECK-NEXT: store i32 [[TMP17]], i32* @a, align 4 |
| a += shf; |
| |
| // CHECK: [[TMP18:%.*]] = load i32, i32* @i, align 4 |
| // CHECK-NEXT: [[TMP19:%.*]] = load i32, i32* @a, align 4 |
| // CHECK-NEXT: [[RESIZE25:%.*]] = sext i32 [[TMP19]] to i47 |
| // CHECK-NEXT: [[RESIZE26:%.*]] = sext i32 [[TMP18]] to i47 |
| // CHECK-NEXT: [[UPSCALE27:%.*]] = shl i47 [[RESIZE26]], 15 |
| // CHECK-NEXT: [[TMP20:%.*]] = add i47 [[RESIZE25]], [[UPSCALE27]] |
| // CHECK-NEXT: [[RESIZE28:%.*]] = trunc i47 [[TMP20]] to i32 |
| // CHECK-NEXT: store i32 [[RESIZE28]], i32* @a, align 4 |
| a += i; |
| |
| // CHECK: [[TMP21:%.*]] = load i32, i32* @u, align 4 |
| // CHECK-NEXT: [[TMP22:%.*]] = load i32, i32* @a, align 4 |
| // CHECK-NEXT: [[RESIZE29:%.*]] = sext i32 [[TMP22]] to i48 |
| // CHECK-NEXT: [[RESIZE30:%.*]] = zext i32 [[TMP21]] to i48 |
| // CHECK-NEXT: [[UPSCALE31:%.*]] = shl i48 [[RESIZE30]], 15 |
| // CHECK-NEXT: [[TMP23:%.*]] = add i48 [[RESIZE29]], [[UPSCALE31]] |
| // CHECK-NEXT: [[RESIZE32:%.*]] = trunc i48 [[TMP23]] to i32 |
| // CHECK-NEXT: store i32 [[RESIZE32]], i32* @a, align 4 |
| a += u; |
| |
| // CHECK: [[TMP24:%.*]] = load i32, i32* @i, align 4 |
| // CHECK-NEXT: [[TMP25:%.*]] = load i64, i64* @ula, align 8 |
| // SIGNED-NEXT: [[RESIZE33:%.*]] = zext i64 [[TMP25]] to i65 |
| // SIGNED-NEXT: [[RESIZE34:%.*]] = sext i32 [[TMP24]] to i65 |
| // SIGNED-NEXT: [[UPSCALE35:%.*]] = shl i65 [[RESIZE34]], 32 |
| // SIGNED-NEXT: [[TMP26:%.*]] = add i65 [[RESIZE33]], [[UPSCALE35]] |
| // SIGNED-NEXT: [[RESIZE36:%.*]] = trunc i65 [[TMP26]] to i64 |
| // SIGNED-NEXT: store i64 [[RESIZE36]], i64* @ula, align 8 |
| // UNSIGNED-NEXT: [[RESIZE21:%.*]] = sext i32 [[TMP24]] to i64 |
| // UNSIGNED-NEXT: [[UPSCALE22:%.*]] = shl i64 [[RESIZE21]], 31 |
| // UNSIGNED-NEXT: [[TMP26:%.*]] = add i64 [[TMP25]], [[UPSCALE22]] |
| // UNSIGNED-NEXT: store i64 [[TMP26]], i64* @ula, align 8 |
| ula += i; |
| |
| // CHECK: [[TMP27:%.*]] = load i64, i64* @ula, align 8 |
| // CHECK-NEXT: [[TMP28:%.*]] = load i32, i32* @i, align 4 |
| // SIGNED-NEXT: [[RESIZE37:%.*]] = sext i32 [[TMP28]] to i65 |
| // SIGNED-NEXT: [[UPSCALE38:%.*]] = shl i65 [[RESIZE37]], 32 |
| // SIGNED-NEXT: [[RESIZE39:%.*]] = zext i64 [[TMP27]] to i65 |
| // SIGNED-NEXT: [[TMP29:%.*]] = add i65 [[UPSCALE38]], [[RESIZE39]] |
| // SIGNED-NEXT: [[RESIZE40:%.*]] = trunc i65 [[TMP29]] to i64 |
| // SIGNED-NEXT: [[DOWNSCALE41:%.*]] = lshr i64 [[RESIZE40]], 32 |
| // SIGNED-NEXT: [[RESIZE42:%.*]] = trunc i64 [[DOWNSCALE41]] to i32 |
| // SIGNED-NEXT: store i32 [[RESIZE42]], i32* @i, align 4 |
| // UNSIGNED-NEXT: [[RESIZE23:%.*]] = sext i32 [[TMP28]] to i64 |
| // UNSIGNED-NEXT: [[UPSCALE24:%.*]] = shl i64 [[RESIZE23]], 31 |
| // UNSIGNED-NEXT: [[TMP29:%.*]] = add i64 [[UPSCALE24]], [[TMP27]] |
| // UNSIGNED-NEXT: [[DOWNSCALE25:%.*]] = lshr i64 [[TMP29]], 31 |
| // UNSIGNED-NEXT: [[RESIZE26:%.*]] = trunc i64 [[DOWNSCALE25]] to i32 |
| // UNSIGNED-NEXT: store i32 [[RESIZE26]], i32* @i, align 4 |
| i += ula; |
| |
| // CHECK: [[TMP30:%.*]] = load i32, i32* @a, align 4 |
| // CHECK-NEXT: [[TMP31:%.*]] = load i8, i8* @c, align 1 |
| // CHECK-NEXT: [[CONV:%.*]] = sext i8 [[TMP31]] to i32 |
| // CHECK-NEXT: [[RESIZE43:%.*]] = sext i32 [[CONV]] to i47 |
| // CHECK-NEXT: [[UPSCALE44:%.*]] = shl i47 [[RESIZE43]], 15 |
| // CHECK-NEXT: [[RESIZE45:%.*]] = sext i32 [[TMP30]] to i47 |
| // CHECK-NEXT: [[TMP32:%.*]] = add i47 [[UPSCALE44]], [[RESIZE45]] |
| // CHECK-NEXT: [[RESIZE46:%.*]] = trunc i47 [[TMP32]] to i32 |
| // CHECK-NEXT: [[TMP33:%.*]] = icmp slt i32 [[RESIZE46]], 0 |
| // CHECK-NEXT: [[TMP34:%.*]] = add i32 [[RESIZE46]], 32767 |
| // CHECK-NEXT: [[TMP35:%.*]] = select i1 [[TMP33]], i32 [[TMP34]], i32 [[RESIZE46]] |
| // CHECK-NEXT: [[DOWNSCALE47:%.*]] = ashr i32 [[TMP35]], 15 |
| // CHECK-NEXT: [[RESIZE48:%.*]] = trunc i32 [[DOWNSCALE47]] to i8 |
| // CHECK-NEXT: store i8 [[RESIZE48]], i8* @c, align 1 |
| c += a; |
| |
| // CHECK: [[TMP36:%.*]] = load i32, i32* @i, align 4 |
| // CHECK-NEXT: [[TMP37:%.*]] = load i32, i32* @sa, align 4 |
| // CHECK-NEXT: [[RESIZE47:%.*]] = sext i32 [[TMP37]] to i47 |
| // CHECK-NEXT: [[RESIZE48:%.*]] = sext i32 [[TMP36]] to i47 |
| // CHECK-NEXT: [[UPSCALE49:%.*]] = shl i47 [[RESIZE48]], 15 |
| // CHECK-NEXT: [[TMP38:%.*]] = call i47 @llvm.sadd.sat.i47(i47 [[RESIZE47]], i47 [[UPSCALE49]]) |
| // CHECK-NEXT: [[TMP39:%.*]] = icmp sgt i47 [[TMP38]], 2147483647 |
| // CHECK-NEXT: [[SATMAX:%.*]] = select i1 [[TMP39]], i47 2147483647, i47 [[TMP38]] |
| // CHECK-NEXT: [[TMP40:%.*]] = icmp slt i47 [[SATMAX]], -2147483648 |
| // CHECK-NEXT: [[SATMIN:%.*]] = select i1 [[TMP40]], i47 -2147483648, i47 [[SATMAX]] |
| // CHECK-NEXT: [[RESIZE50:%.*]] = trunc i47 [[SATMIN]] to i32 |
| // CHECK-NEXT: store i32 [[RESIZE50]], i32* @sa, align 4 |
| sa += i; |
| |
| // CHECK: [[TMP41:%.*]] = load i32, i32* @sa, align 4 |
| // CHECK-NEXT: [[TMP42:%.*]] = load i8, i8* @c, align 1 |
| // CHECK-NEXT: [[CONV53:%.*]] = sext i8 [[TMP42]] to i32 |
| // CHECK-NEXT: [[RESIZE54:%.*]] = sext i32 [[CONV53]] to i47 |
| // CHECK-NEXT: [[UPSCALE55:%.*]] = shl i47 [[RESIZE54]], 15 |
| // CHECK-NEXT: [[RESIZE56:%.*]] = sext i32 [[TMP41]] to i47 |
| // CHECK-NEXT: [[TMP43:%.*]] = call i47 @llvm.sadd.sat.i47(i47 [[UPSCALE55]], i47 [[RESIZE56]]) |
| // CHECK-NEXT: [[TMP44:%.*]] = icmp sgt i47 [[TMP43]], 2147483647 |
| // CHECK-NEXT: [[SATMAX57:%.*]] = select i1 [[TMP44]], i47 2147483647, i47 [[TMP43]] |
| // CHECK-NEXT: [[TMP45:%.*]] = icmp slt i47 [[SATMAX57]], -2147483648 |
| // CHECK-NEXT: [[SATMIN58:%.*]] = select i1 [[TMP45]], i47 -2147483648, i47 [[SATMAX57]] |
| // CHECK-NEXT: [[RESIZE59:%.*]] = trunc i47 [[SATMIN58]] to i32 |
| // CHECK-NEXT: [[TMP46:%.*]] = icmp slt i32 [[RESIZE59]], 0 |
| // CHECK-NEXT: [[TMP47:%.*]] = add i32 [[RESIZE59]], 32767 |
| // CHECK-NEXT: [[TMP48:%.*]] = select i1 [[TMP46]], i32 [[TMP47]], i32 [[RESIZE59]] |
| // CHECK-NEXT: [[DOWNSCALE60:%.*]] = ashr i32 [[TMP48]], 15 |
| // CHECK-NEXT: [[RESIZE61:%.*]] = trunc i32 [[DOWNSCALE60]] to i8 |
| // CHECK-NEXT: store i8 [[RESIZE61]], i8* @c, align 1 |
| c += sa; |
| |
| // CHECK: [[TMP47:%.*]] = load i32, i32* @u, align 4 |
| // CHECK-NEXT: [[TMP48:%.*]] = load i64, i64* @sula, align 8 |
| // SIGNED-NEXT: [[RESIZE55:%.*]] = zext i32 [[TMP47]] to i64 |
| // SIGNED-NEXT: [[UPSCALE56:%.*]] = shl i64 [[RESIZE55]], 32 |
| // SIGNED-NEXT: [[TMP49:%.*]] = call i64 @llvm.uadd.sat.i64(i64 [[TMP48]], i64 [[UPSCALE56]]) |
| // SIGNED-NEXT: store i64 [[TMP49]], i64* @sula, align 8 |
| // UNSIGNED-NEXT: [[RESIZE39:%.*]] = trunc i64 [[TMP48]] to i63 |
| // UNSIGNED-NEXT: [[RESIZE40:%.*]] = zext i32 [[TMP47]] to i63 |
| // UNSIGNED-NEXT: [[UPSCALE41:%.*]] = shl i63 [[RESIZE40]], 31 |
| // UNSIGNED-NEXT: [[TMP49:%.*]] = call i63 @llvm.uadd.sat.i63(i63 [[RESIZE39]], i63 [[UPSCALE41]]) |
| // UNSIGNED-NEXT: [[RESIZE42:%.*]] = zext i63 [[TMP49]] to i64 |
| // UNSIGNED-NEXT: store i64 [[RESIZE42]], i64* @sula, align 8 |
| sula += u; |
| |
| // CHECK: [[TMP50:%.*]] = load i16, i16* @suf, align 2 |
| // CHECK-NEXT: [[TMP51:%.*]] = load i8, i8* @sshf, align 1 |
| // SIGNED-NEXT: [[RESIZE57:%.*]] = sext i8 [[TMP51]] to i17 |
| // SIGNED-NEXT: [[UPSCALE58:%.*]] = shl i17 [[RESIZE57]], 9 |
| // SIGNED-NEXT: [[RESIZE59:%.*]] = zext i16 [[TMP50]] to i17 |
| // SIGNED-NEXT: [[TMP52:%.*]] = call i17 @llvm.sadd.sat.i17(i17 [[UPSCALE58]], i17 [[RESIZE59]]) |
| // SIGNED-NEXT: [[DOWNSCALE60:%.*]] = ashr i17 [[TMP52]], 1 |
| // SIGNED-NEXT: [[RESIZE61:%.*]] = trunc i17 [[DOWNSCALE60]] to i16 |
| // SIGNED-NEXT: [[DOWNSCALE62:%.*]] = ashr i16 [[RESIZE61]], 8 |
| // SIGNED-NEXT: [[RESIZE63:%.*]] = trunc i16 [[DOWNSCALE62]] to i8 |
| // SIGNED-NEXT: store i8 [[RESIZE63]], i8* @sshf, align 1 |
| // UNSIGNED-NEXT: [[RESIZE43:%.*]] = sext i8 [[TMP51]] to i16 |
| // UNSIGNED-NEXT: [[UPSCALE44:%.*]] = shl i16 [[RESIZE43]], 8 |
| // UNSIGNED-NEXT: [[TMP52:%.*]] = call i16 @llvm.sadd.sat.i16(i16 [[UPSCALE44]], i16 [[TMP50]]) |
| // UNSIGNED-NEXT: [[DOWNSCALE45:%.*]] = ashr i16 [[TMP52]], 8 |
| // UNSIGNED-NEXT: [[RESIZE46:%.*]] = trunc i16 [[DOWNSCALE45]] to i8 |
| // UNSIGNED-NEXT: store i8 [[RESIZE46]], i8* @sshf, align 1 |
| sshf += suf; |
| } |
| |
| // Subtraction, multiplication and division should work about the same, so |
| // just make sure we can do them. |
| |
| // CHECK-LABEL: @Subtraction( |
| void Subtraction() { |
| // CHECK: [[TMP0:%.*]] = load i16, i16* @uf, align 2 |
| // CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* @a, align 4 |
| // SIGNED-NEXT: [[RESIZE:%.*]] = sext i32 [[TMP1]] to i33 |
| // SIGNED-NEXT: [[UPSCALE:%.*]] = shl i33 [[RESIZE]], 1 |
| // SIGNED-NEXT: [[RESIZE1:%.*]] = zext i16 [[TMP0]] to i33 |
| // SIGNED-NEXT: [[TMP2:%.*]] = sub i33 [[UPSCALE]], [[RESIZE1]] |
| // SIGNED-NEXT: [[DOWNSCALE:%.*]] = ashr i33 [[TMP2]], 1 |
| // SIGNED-NEXT: [[RESIZE2:%.*]] = trunc i33 [[DOWNSCALE]] to i32 |
| // SIGNED-NEXT: store i32 [[RESIZE2]], i32* @a, align 4 |
| // UNSIGNED-NEXT: [[RESIZE:%.*]] = zext i16 [[TMP0]] to i32 |
| // UNSIGNED-NEXT: [[TMP2:%.*]] = sub i32 [[TMP1]], [[RESIZE]] |
| // UNSIGNED-NEXT: store i32 [[TMP2]], i32* @a, align 4 |
| a -= uf; |
| |
| // CHECK: [[TMP3:%.*]] = load i32, i32* @i, align 4 |
| // CHECK-NEXT: [[TMP4:%.*]] = load i32, i32* @a, align 4 |
| // CHECK-NEXT: [[RESIZE3:%.*]] = sext i32 [[TMP4]] to i47 |
| // CHECK-NEXT: [[RESIZE4:%.*]] = sext i32 [[TMP3]] to i47 |
| // CHECK-NEXT: [[UPSCALE5:%.*]] = shl i47 [[RESIZE4]], 15 |
| // CHECK-NEXT: [[TMP5:%.*]] = sub i47 [[RESIZE3]], [[UPSCALE5]] |
| // CHECK-NEXT: [[RESIZE6:%.*]] = trunc i47 [[TMP5]] to i32 |
| // CHECK-NEXT: store i32 [[RESIZE6]], i32* @a, align 4 |
| a -= i; |
| |
| // CHECK: [[TMP6:%.*]] = load i32, i32* @sa, align 4 |
| // CHECK-NEXT: [[TMP7:%.*]] = load i8, i8* @c, align 1 |
| // CHECK-NEXT: [[CONV:%.*]] = sext i8 [[TMP7]] to i32 |
| // CHECK-NEXT: [[RESIZE7:%.*]] = sext i32 [[CONV]] to i47 |
| // CHECK-NEXT: [[UPSCALE8:%.*]] = shl i47 [[RESIZE7]], 15 |
| // CHECK-NEXT: [[RESIZE9:%.*]] = sext i32 [[TMP6]] to i47 |
| // CHECK-NEXT: [[TMP8:%.*]] = call i47 @llvm.ssub.sat.i47(i47 [[UPSCALE8]], i47 [[RESIZE9]]) |
| // CHECK-NEXT: [[TMP9:%.*]] = icmp sgt i47 [[TMP8]], 2147483647 |
| // CHECK-NEXT: [[SATMAX:%.*]] = select i1 [[TMP9]], i47 2147483647, i47 [[TMP8]] |
| // CHECK-NEXT: [[TMP10:%.*]] = icmp slt i47 [[SATMAX]], -2147483648 |
| // CHECK-NEXT: [[SATMIN:%.*]] = select i1 [[TMP10]], i47 -2147483648, i47 [[SATMAX]] |
| // CHECK-NEXT: [[RESIZE10:%.*]] = trunc i47 [[SATMIN]] to i32 |
| // CHECK-NEXT: [[TMP11:%.*]] = icmp slt i32 [[RESIZE10]], 0 |
| // CHECK-NEXT: [[TMP12:%.*]] = add i32 [[RESIZE10]], 32767 |
| // CHECK-NEXT: [[TMP13:%.*]] = select i1 [[TMP11]], i32 [[TMP12]], i32 [[RESIZE10]] |
| // CHECK-NEXT: [[DOWNSCALE11:%.*]] = ashr i32 [[TMP13]], 15 |
| // CHECK-NEXT: [[RESIZE12:%.*]] = trunc i32 [[DOWNSCALE11]] to i8 |
| // CHECK-NEXT: store i8 [[RESIZE12]], i8* @c, align 1 |
| c -= sa; |
| } |
| |
| // CHECK-LABEL: @Multiplication( |
| void Multiplication() { |
| // CHECK: [[TMP0:%.*]] = load i16, i16* @uf, align 2 |
| // CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* @a, align 4 |
| // SIGNED-NEXT: [[RESIZE:%.*]] = sext i32 [[TMP1]] to i33 |
| // SIGNED-NEXT: [[UPSCALE:%.*]] = shl i33 [[RESIZE]], 1 |
| // SIGNED-NEXT: [[RESIZE1:%.*]] = zext i16 [[TMP0]] to i33 |
| // SIGNED-NEXT: [[TMP2:%.*]] = call i33 @llvm.smul.fix.i33(i33 [[UPSCALE]], i33 [[RESIZE1]], i32 16) |
| // SIGNED-NEXT: [[DOWNSCALE:%.*]] = ashr i33 [[TMP2]], 1 |
| // SIGNED-NEXT: [[RESIZE2:%.*]] = trunc i33 [[DOWNSCALE]] to i32 |
| // SIGNED-NEXT: store i32 [[RESIZE2]], i32* @a, align 4 |
| // UNSIGNED-NEXT: [[RESIZE:%.*]] = zext i16 [[TMP0]] to i32 |
| // UNSIGNED-NEXT: [[TMP2:%.*]] = call i32 @llvm.smul.fix.i32(i32 [[TMP1]], i32 [[RESIZE]], i32 15) |
| // UNSIGNED-NEXT: store i32 [[TMP2]], i32* @a, align 4 |
| a *= uf; |
| |
| // CHECK: [[TMP3:%.*]] = load i32, i32* @i, align 4 |
| // CHECK-NEXT: [[TMP4:%.*]] = load i32, i32* @a, align 4 |
| // CHECK-NEXT: [[RESIZE3:%.*]] = sext i32 [[TMP4]] to i47 |
| // CHECK-NEXT: [[RESIZE4:%.*]] = sext i32 [[TMP3]] to i47 |
| // CHECK-NEXT: [[UPSCALE5:%.*]] = shl i47 [[RESIZE4]], 15 |
| // CHECK-NEXT: [[TMP5:%.*]] = call i47 @llvm.smul.fix.i47(i47 [[RESIZE3]], i47 [[UPSCALE5]], i32 15) |
| // CHECK-NEXT: [[RESIZE6:%.*]] = trunc i47 [[TMP5]] to i32 |
| // CHECK-NEXT: store i32 [[RESIZE6]], i32* @a, align 4 |
| a *= i; |
| |
| // CHECK: [[TMP6:%.*]] = load i32, i32* @sa, align 4 |
| // CHECK-NEXT: [[TMP7:%.*]] = load i8, i8* @c, align 1 |
| // CHECK-NEXT: [[CONV:%.*]] = sext i8 [[TMP7]] to i32 |
| // CHECK-NEXT: [[RESIZE7:%.*]] = sext i32 [[CONV]] to i47 |
| // CHECK-NEXT: [[UPSCALE8:%.*]] = shl i47 [[RESIZE7]], 15 |
| // CHECK-NEXT: [[RESIZE9:%.*]] = sext i32 [[TMP6]] to i47 |
| // CHECK-NEXT: [[TMP8:%.*]] = call i47 @llvm.smul.fix.sat.i47(i47 [[UPSCALE8]], i47 [[RESIZE9]], i32 15) |
| // CHECK-NEXT: [[TMP9:%.*]] = icmp sgt i47 [[TMP8]], 2147483647 |
| // CHECK-NEXT: [[SATMAX:%.*]] = select i1 [[TMP9]], i47 2147483647, i47 [[TMP8]] |
| // CHECK-NEXT: [[TMP10:%.*]] = icmp slt i47 [[SATMAX]], -2147483648 |
| // CHECK-NEXT: [[SATMIN:%.*]] = select i1 [[TMP10]], i47 -2147483648, i47 [[SATMAX]] |
| // CHECK-NEXT: [[RESIZE10:%.*]] = trunc i47 [[SATMIN]] to i32 |
| // CHECK-NEXT: [[TMP11:%.*]] = icmp slt i32 [[RESIZE10]], 0 |
| // CHECK-NEXT: [[TMP12:%.*]] = add i32 [[RESIZE10]], 32767 |
| // CHECK-NEXT: [[TMP13:%.*]] = select i1 [[TMP11]], i32 [[TMP12]], i32 [[RESIZE10]] |
| // CHECK-NEXT: [[DOWNSCALE11:%.*]] = ashr i32 [[TMP13]], 15 |
| // CHECK-NEXT: [[RESIZE12:%.*]] = trunc i32 [[DOWNSCALE11]] to i8 |
| // CHECK-NEXT: store i8 [[RESIZE12]], i8* @c, align 1 |
| c *= sa; |
| } |
| |
| // CHECK-LABEL: @Division( |
| void Division() { |
| // CHECK: [[TMP0:%.*]] = load i16, i16* @uf, align 2 |
| // CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* @a, align 4 |
| // SIGNED-NEXT: [[RESIZE:%.*]] = sext i32 [[TMP1]] to i33 |
| // SIGNED-NEXT: [[UPSCALE:%.*]] = shl i33 [[RESIZE]], 1 |
| // SIGNED-NEXT: [[RESIZE1:%.*]] = zext i16 [[TMP0]] to i33 |
| // SIGNED-NEXT: [[TMP2:%.*]] = call i33 @llvm.sdiv.fix.i33(i33 [[UPSCALE]], i33 [[RESIZE1]], i32 16) |
| // SIGNED-NEXT: [[DOWNSCALE:%.*]] = ashr i33 [[TMP2]], 1 |
| // SIGNED-NEXT: [[RESIZE2:%.*]] = trunc i33 [[DOWNSCALE]] to i32 |
| // SIGNED-NEXT: store i32 [[RESIZE2]], i32* @a, align 4 |
| // UNSIGNED-NEXT: [[RESIZE:%.*]] = zext i16 [[TMP0]] to i32 |
| // UNSIGNED-NEXT: [[TMP2:%.*]] = call i32 @llvm.sdiv.fix.i32(i32 [[TMP1]], i32 [[RESIZE]], i32 15) |
| // UNSIGNED-NEXT: store i32 [[TMP2]], i32* @a, align 4 |
| a /= uf; |
| |
| // CHECK: [[TMP3:%.*]] = load i32, i32* @i, align 4 |
| // CHECK-NEXT: [[TMP4:%.*]] = load i32, i32* @a, align 4 |
| // CHECK-NEXT: [[RESIZE3:%.*]] = sext i32 [[TMP4]] to i47 |
| // CHECK-NEXT: [[RESIZE4:%.*]] = sext i32 [[TMP3]] to i47 |
| // CHECK-NEXT: [[UPSCALE5:%.*]] = shl i47 [[RESIZE4]], 15 |
| // CHECK-NEXT: [[TMP5:%.*]] = call i47 @llvm.sdiv.fix.i47(i47 [[RESIZE3]], i47 [[UPSCALE5]], i32 15) |
| // CHECK-NEXT: [[RESIZE6:%.*]] = trunc i47 [[TMP5]] to i32 |
| // CHECK-NEXT: store i32 [[RESIZE6]], i32* @a, align 4 |
| a /= i; |
| |
| // CHECK: [[TMP6:%.*]] = load i32, i32* @sa, align 4 |
| // CHECK-NEXT: [[TMP7:%.*]] = load i8, i8* @c, align 1 |
| // CHECK-NEXT: [[CONV:%.*]] = sext i8 [[TMP7]] to i32 |
| // CHECK-NEXT: [[RESIZE7:%.*]] = sext i32 [[CONV]] to i47 |
| // CHECK-NEXT: [[UPSCALE8:%.*]] = shl i47 [[RESIZE7]], 15 |
| // CHECK-NEXT: [[RESIZE9:%.*]] = sext i32 [[TMP6]] to i47 |
| // CHECK-NEXT: [[TMP8:%.*]] = call i47 @llvm.sdiv.fix.sat.i47(i47 [[UPSCALE8]], i47 [[RESIZE9]], i32 15) |
| // CHECK-NEXT: [[TMP9:%.*]] = icmp sgt i47 [[TMP8]], 2147483647 |
| // CHECK-NEXT: [[SATMAX:%.*]] = select i1 [[TMP9]], i47 2147483647, i47 [[TMP8]] |
| // CHECK-NEXT: [[TMP10:%.*]] = icmp slt i47 [[SATMAX]], -2147483648 |
| // CHECK-NEXT: [[SATMIN:%.*]] = select i1 [[TMP10]], i47 -2147483648, i47 [[SATMAX]] |
| // CHECK-NEXT: [[RESIZE10:%.*]] = trunc i47 [[SATMIN]] to i32 |
| // CHECK-NEXT: [[TMP11:%.*]] = icmp slt i32 [[RESIZE10]], 0 |
| // CHECK-NEXT: [[TMP12:%.*]] = add i32 [[RESIZE10]], 32767 |
| // CHECK-NEXT: [[TMP13:%.*]] = select i1 [[TMP11]], i32 [[TMP12]], i32 [[RESIZE10]] |
| // CHECK-NEXT: [[DOWNSCALE11:%.*]] = ashr i32 [[TMP13]], 15 |
| // CHECK-NEXT: [[RESIZE12:%.*]] = trunc i32 [[DOWNSCALE11]] to i8 |
| // CHECK-NEXT: store i8 [[RESIZE12]], i8* @c, align 1 |
| c /= sa; |
| } |
| |
