128 lines
12 KiB
C
128 lines
12 KiB
C
// RUN: %clang -ffixed-point -S -emit-llvm %s -o - --target=x86_64-linux | FileCheck %s
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// Primary fixed point types
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signed short _Accum s_short_accum; // CHECK-DAG: @s_short_accum = {{.*}}global i16 0, align 2
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signed _Accum s_accum; // CHECK-DAG: @s_accum = {{.*}}global i32 0, align 4
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signed long _Accum s_long_accum; // CHECK-DAG: @s_long_accum = {{.*}}global i64 0, align 8
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unsigned short _Accum u_short_accum; // CHECK-DAG: @u_short_accum = {{.*}}global i16 0, align 2
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unsigned _Accum u_accum; // CHECK-DAG: @u_accum = {{.*}}global i32 0, align 4
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unsigned long _Accum u_long_accum; // CHECK-DAG: @u_long_accum = {{.*}}global i64 0, align 8
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signed short _Fract s_short_fract; // CHECK-DAG: @s_short_fract = {{.*}}global i8 0, align 1
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signed _Fract s_fract; // CHECK-DAG: @s_fract = {{.*}}global i16 0, align 2
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signed long _Fract s_long_fract; // CHECK-DAG: @s_long_fract = {{.*}}global i32 0, align 4
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unsigned short _Fract u_short_fract; // CHECK-DAG: @u_short_fract = {{.*}}global i8 0, align 1
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unsigned _Fract u_fract; // CHECK-DAG: @u_fract = {{.*}}global i16 0, align 2
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unsigned long _Fract u_long_fract; // CHECK-DAG: @u_long_fract = {{.*}}global i32 0, align 4
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// Aliased
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short _Accum short_accum; // CHECK-DAG: @short_accum = {{.*}}global i16 0, align 2
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_Accum accum; // CHECK-DAG: @accum = {{.*}}global i32 0, align 4
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long _Accum long_accum; // CHECK-DAG: @long_accum = {{.*}}global i64 0, align 8
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short _Fract short_fract; // CHECK-DAG: @short_fract = {{.*}}global i8 0, align 1
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_Fract fract; // CHECK-DAG: @fract = {{.*}}global i16 0, align 2
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long _Fract long_fract; // CHECK-DAG: @long_fract = {{.*}}global i32 0, align 4
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// Primary saturated
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_Sat signed short _Accum sat_s_short_accum; // CHECK-DAG: @sat_s_short_accum = {{.*}}global i16 0, align 2
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_Sat signed _Accum sat_s_accum; // CHECK-DAG: @sat_s_accum = {{.*}}global i32 0, align 4
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_Sat signed long _Accum sat_s_long_accum; // CHECK-DAG: @sat_s_long_accum = {{.*}}global i64 0, align 8
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_Sat unsigned short _Accum sat_u_short_accum; // CHECK-DAG: @sat_u_short_accum = {{.*}}global i16 0, align 2
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_Sat unsigned _Accum sat_u_accum; // CHECK-DAG: @sat_u_accum = {{.*}}global i32 0, align 4
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_Sat unsigned long _Accum sat_u_long_accum; // CHECK-DAG: @sat_u_long_accum = {{.*}}global i64 0, align 8
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_Sat signed short _Fract sat_s_short_fract; // CHECK-DAG: @sat_s_short_fract = {{.*}}global i8 0, align 1
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_Sat signed _Fract sat_s_fract; // CHECK-DAG: @sat_s_fract = {{.*}}global i16 0, align 2
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_Sat signed long _Fract sat_s_long_fract; // CHECK-DAG: @sat_s_long_fract = {{.*}}global i32 0, align 4
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_Sat unsigned short _Fract sat_u_short_fract; // CHECK-DAG: @sat_u_short_fract = {{.*}}global i8 0, align 1
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_Sat unsigned _Fract sat_u_fract; // CHECK-DAG: @sat_u_fract = {{.*}}global i16 0, align 2
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_Sat unsigned long _Fract sat_u_long_fract; // CHECK-DAG: @sat_u_long_fract = {{.*}}global i32 0, align 4
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// Aliased saturated
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_Sat short _Accum sat_short_accum; // CHECK-DAG: @sat_short_accum = {{.*}}global i16 0, align 2
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_Sat _Accum sat_accum; // CHECK-DAG: @sat_accum = {{.*}}global i32 0, align 4
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_Sat long _Accum sat_long_accum; // CHECK-DAG: @sat_long_accum = {{.*}}global i64 0, align 8
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_Sat short _Fract sat_short_fract; // CHECK-DAG: @sat_short_fract = {{.*}}global i8 0, align 1
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_Sat _Fract sat_fract; // CHECK-DAG: @sat_fract = {{.*}}global i16 0, align 2
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_Sat long _Fract sat_long_fract; // CHECK-DAG: @sat_long_fract = {{.*}}global i32 0, align 4
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/* Fixed point literals */
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short _Accum short_accum_literal = 2.5hk; // CHECK-DAG: @short_accum_literal = {{.*}}global i16 320, align 2
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_Accum accum_literal = 2.5k; // CHECK-DAG: @accum_literal = {{.*}}global i32 81920, align 4
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long _Accum long_accum_literal = 2.5lk; // CHECK-DAG: @long_accum_literal = {{.*}}global i64 5368709120, align 8
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short _Fract short_fract_literal = 0.5hr; // CHECK-DAG: @short_fract_literal = {{.*}}global i8 64, align 1
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_Fract fract_literal = 0.5r; // CHECK-DAG: @fract_literal = {{.*}}global i16 16384, align 2
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long _Fract long_fract_literal = 0.5lr; // CHECK-DAG: @long_fract_literal = {{.*}}global i32 1073741824, align 4
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unsigned short _Accum u_short_accum_literal = 2.5uhk; // CHECK-DAG: @u_short_accum_literal = {{.*}}global i16 640, align 2
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unsigned _Accum u_accum_literal = 2.5uk; // CHECK-DAG: @u_accum_literal = {{.*}}global i32 163840, align 4
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unsigned long _Accum u_long_accum_literal = 2.5ulk; // CHECK-DAG: @u_long_accum_literal = {{.*}}global i64 10737418240, align 8
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unsigned short _Fract u_short_fract_literal = 0.5uhr; // CHECK-DAG: @u_short_fract_literal = {{.*}}global i8 -128, align 1
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unsigned _Fract u_fract_literal = 0.5ur; // CHECK-DAG: @u_fract_literal = {{.*}}global i16 -32768, align 2
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unsigned long _Fract u_long_fract_literal = 0.5ulr; // CHECK-DAG: @u_long_fract_literal = {{.*}}global i32 -2147483648, align 4
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// Max literal values
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short _Accum short_accum_max = 255.9999999999999999hk; // CHECK-DAG: @short_accum_max = {{.*}}global i16 32767, align 2
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_Accum accum_max = 65535.9999999999999999k; // CHECK-DAG: @accum_max = {{.*}}global i32 2147483647, align 4
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long _Accum long_accum_max = 4294967295.9999999999999999lk; // CHECK-DAG: @long_accum_max = {{.*}}global i64 9223372036854775807, align 8
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unsigned short _Accum u_short_accum_max = 255.9999999999999999uhk; // CHECK-DAG: @u_short_accum_max = {{.*}}global i16 -1, align 2
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unsigned _Accum u_accum_max = 65535.9999999999999999uk; // CHECK-DAG: @u_accum_max = {{.*}}global i32 -1, align 4
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unsigned long _Accum u_long_accum_max = 4294967295.9999999999999999ulk; // CHECK-DAG: @u_long_accum_max = {{.*}}global i64 -1, align 8
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short _Fract short_fract_max = 0.9999999999999999hr; // CHECK-DAG: @short_fract_max = {{.*}}global i8 127, align 1
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_Fract fract_max = 0.9999999999999999r; // CHECK-DAG: @fract_max = {{.*}}global i16 32767, align 2
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long _Fract long_fract_max = 0.9999999999999999lr; // CHECK-DAG: @long_fract_max = {{.*}}global i32 2147483647, align 4
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unsigned short _Fract u_short_fract_max = 0.9999999999999999uhr; // CHECK-DAG: @u_short_fract_max = {{.*}}global i8 -1, align 1
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unsigned _Fract u_fract_max = 0.9999999999999999ur; // CHECK-DAG: @u_fract_max = {{.*}}global i16 -1, align 2
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unsigned long _Fract u_long_fract_max = 0.9999999999999999ulr; // CHECK-DAG: @u_long_fract_max = {{.*}}global i32 -1, align 4
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// Fracts may be exactly one but evaluate to the Fract max
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short _Fract short_fract_one = 1.0hr; // CHECK-DAG: @short_fract_one = {{.*}}global i8 127, align 1
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_Fract fract_one = 1.0r; // CHECK-DAG: @fract_one = {{.*}}global i16 32767, align 2
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long _Fract long_fract_one = 1.0lr; // CHECK-DAG: @long_fract_one = {{.*}}global i32 2147483647, align 4
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unsigned short _Fract u_short_fract_one = 1.0uhr; // CHECK-DAG: @u_short_fract_one = {{.*}}global i8 -1, align 1
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unsigned _Fract u_fract_one = 1.0ur; // CHECK-DAG: @u_fract_one = {{.*}}global i16 -1, align 2
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unsigned long _Fract u_long_fract_one = 1.0ulr; // CHECK-DAG: @u_long_fract_one = {{.*}}global i32 -1, align 4
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short _Fract short_fract_exp_one = 0.1e1hr; // CHECK-DAG: @short_fract_exp_one = {{.*}}global i8 127, align 1
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_Fract fract_exp_one = 0.1e1r; // CHECK-DAG: @fract_exp_one = {{.*}}global i16 32767, align 2
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long _Fract long_fract_exp_one = 0.1e1lr; // CHECK-DAG: @long_fract_exp_one = {{.*}}global i32 2147483647, align 4
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unsigned short _Fract u_short_fract_exp_one = 0.1e1uhr; // CHECK-DAG: @u_short_fract_exp_one = {{.*}}global i8 -1, align 1
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unsigned _Fract u_fract_exp_one = 0.1e1ur; // CHECK-DAG: @u_fract_exp_one = {{.*}}global i16 -1, align 2
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unsigned long _Fract u_long_fract_exp_one = 0.1e1ulr; // CHECK-DAG: @u_long_fract_exp_one = {{.*}}global i32 -1, align 4
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short _Fract short_fract_hex_exp_one = 0x0.8p1hr; // CHECK-DAG: @short_fract_hex_exp_one = {{.*}}global i8 127, align 1
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_Fract fract_hex_exp_one = 0x0.8p1r; // CHECK-DAG: @fract_hex_exp_one = {{.*}}global i16 32767, align 2
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long _Fract long_fract_hex_exp_one = 0x0.8p1lr; // CHECK-DAG: @long_fract_hex_exp_one = {{.*}}global i32 2147483647, align 4
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unsigned short _Fract u_short_fract_hex_exp_one = 0x0.8p1uhr; // CHECK-DAG: @u_short_fract_hex_exp_one = {{.*}}global i8 -1, align 1
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unsigned _Fract u_fract_hex_exp_one = 0x0.8p1ur; // CHECK-DAG: @u_fract_hex_exp_one = {{.*}}global i16 -1, align 2
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unsigned long _Fract u_long_fract_hex_exp_one = 0x0.8p1ulr; // CHECK-DAG: @u_long_fract_hex_exp_one = {{.*}}global i32 -1, align 4
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// Expsilon values
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short _Accum short_accum_eps = 0x1p-7hk; // CHECK-DAG: @short_accum_eps = {{.*}}global i16 1, align 2
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_Accum accum_eps = 0x1p-15k; // CHECK-DAG: @accum_eps = {{.*}}global i32 1, align 4
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long _Accum long_accum_eps = 0x1p-31lk; // CHECK-DAG: @long_accum_eps = {{.*}}global i64 1, align 8
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unsigned short _Accum u_short_accum_eps = 0x1p-8uhk; // CHECK-DAG: @u_short_accum_eps = {{.*}}global i16 1, align 2
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unsigned _Accum u_accum_eps = 0x1p-16uk; // CHECK-DAG: @u_accum_eps = {{.*}}global i32 1, align 4
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unsigned long _Accum u_long_accum_eps = 0x1p-32ulk; // CHECK-DAG: @u_long_accum_eps = {{.*}}global i64 1, align 8
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short _Fract short_fract_eps = 0x1p-7hr; // CHECK-DAG: @short_fract_eps = {{.*}}global i8 1, align 1
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_Fract fract_eps = 0x1p-15r; // CHECK-DAG: @fract_eps = {{.*}}global i16 1, align 2
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long _Fract long_fract_eps = 0x1p-31lr; // CHECK-DAG: @long_fract_eps = {{.*}}global i32 1, align 4
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unsigned short _Fract u_short_fract_eps = 0x1p-8uhr; // CHECK-DAG: @u_short_fract_eps = {{.*}}global i8 1, align 1
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unsigned _Fract u_fract_eps = 0x1p-16ur; // CHECK-DAG: @u_fract_eps = {{.*}}global i16 1, align 2
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unsigned long _Fract u_long_fract_eps = 0x1p-32ulr; // CHECK-DAG: @u_long_fract_eps = {{.*}}global i32 1, align 4
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// Zero
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short _Accum short_accum_zero = 0.0hk; // CHECK-DAG: @short_accum_zero = {{.*}}global i16 0, align 2
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_Accum accum_zero = 0.0k; // CHECK-DAG: @accum_zero = {{.*}}global i32 0, align 4
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long _Accum long_accum_zero = 0.0lk; // CHECK-DAG: @long_accum_zero = {{.*}}global i64 0, align 8
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unsigned short _Accum u_short_accum_zero = 0.0uhk; // CHECK-DAG: @u_short_accum_zero = {{.*}}global i16 0, align 2
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unsigned _Accum u_accum_zero = 0.0uk; // CHECK-DAG: @u_accum_zero = {{.*}}global i32 0, align 4
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unsigned long _Accum u_long_accum_zero = 0.0ulk; // CHECK-DAG: @u_long_accum_zero = {{.*}}global i64 0, align 8
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short _Fract short_fract_zero = 0.0hr; // CHECK-DAG: @short_fract_zero = {{.*}}global i8 0, align 1
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_Fract fract_zero = 0.0r; // CHECK-DAG: @fract_zero = {{.*}}global i16 0, align 2
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long _Fract long_fract_zero = 0.0lr; // CHECK-DAG: @long_fract_zero = {{.*}}global i32 0, align 4
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unsigned short _Fract u_short_fract_zero = 0.0uhr; // CHECK-DAG: @u_short_fract_zero = {{.*}}global i8 0, align 1
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unsigned _Fract u_fract_zero = 0.0ur; // CHECK-DAG: @u_fract_zero = {{.*}}global i16 0, align 2
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unsigned long _Fract u_long_fract_zero = 0.0ulr; // CHECK-DAG: @u_long_fract_zero = {{.*}}global i32 0, align 4
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