From: Maciej W. Rozycki Date: Wed, 22 Nov 2023 01:18:28 +0000 (+0000) Subject: RISC-V/testsuite: Add branchless cases for generic integer cond moves X-Git-Tag: basepoints/gcc-15~4412 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4111bdf99bf5c54b13e7d484fe4b75661d04a4e0;p=thirdparty%2Fgcc.git RISC-V/testsuite: Add branchless cases for generic integer cond moves Verify, for generic integer conditional-move operations, if-conversion to trigger via `noce_try_cmove' at the respective sufficiently high `-mbranch-cost=' settings that make branchless code sequences produced by if-conversion cheaper than their original branched equivalents, and, where applicable, that extraneous instructions such as SNEZ, etc. are not present in output. Cover all integer relational operations to make sure no corner case escapes. gcc/testsuite/ * gcc.target/riscv/movdieq.c: New test. * gcc.target/riscv/movdige.c: New test. * gcc.target/riscv/movdigeu.c: New test. * gcc.target/riscv/movdigt.c: New test. * gcc.target/riscv/movdigtu.c: New test. * gcc.target/riscv/movdile.c: New test. * gcc.target/riscv/movdileu.c: New test. * gcc.target/riscv/movdilt.c: New test. * gcc.target/riscv/movdiltu.c: New test. * gcc.target/riscv/movdine.c: New test. * gcc.target/riscv/movsieq.c: New test. * gcc.target/riscv/movsige.c: New test. * gcc.target/riscv/movsigeu.c: New test. * gcc.target/riscv/movsigt.c: New test. * gcc.target/riscv/movsigtu.c: New test. * gcc.target/riscv/movsile.c: New test. * gcc.target/riscv/movsileu.c: New test. * gcc.target/riscv/movsilt.c: New test. * gcc.target/riscv/movsiltu.c: New test. * gcc.target/riscv/movsine.c: New test. --- diff --git a/gcc/testsuite/gcc.target/riscv/movdieq.c b/gcc/testsuite/gcc.target/riscv/movdieq.c new file mode 100644 index 000000000000..98783419400d --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movdieq.c @@ -0,0 +1,29 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target rv64 } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=7 -mmovcc -fdump-rtl-ce1" } */ + +typedef int __attribute__ ((mode (DI))) int_t; + +int_t +movdieq (int_t w, int_t x, int_t y, int_t z) +{ + return w == x ? y : z; +} + +/* Expect branchless assembly like: + + sub a5,a0,a1 + snez a5,a5 + neg a5,a5 + and a3,a5,a3 + not a5,a5 + and a5,a5,a2 + or a0,a3,a5 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\ssub\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\s(?:seqz|snez)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:beq|bne)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movdige.c b/gcc/testsuite/gcc.target/riscv/movdige.c new file mode 100644 index 000000000000..f24f4a83c4fa --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movdige.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target rv64 } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" } */ + +typedef int __attribute__ ((mode (DI))) int_t; + +int_t +movdige (int_t w, int_t x, int_t y, int_t z) +{ + return w >= x ? y : z; +} + +/* Expect branchless assembly like: + + slt a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgt|slt)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bge|bgt|ble|blt)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movdigeu.c b/gcc/testsuite/gcc.target/riscv/movdigeu.c new file mode 100644 index 000000000000..ae2f95745da4 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movdigeu.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target rv64 } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" } */ + +typedef unsigned int __attribute__ ((mode (DI))) int_t; + +int_t +movdigeu (int_t w, int_t x, int_t y, int_t z) +{ + return w >= x ? y : z; +} + +/* Expect branchless assembly like: + + sltu a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgtu|sltu)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bgeu|bgtu|bleu|bltu)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movdigt.c b/gcc/testsuite/gcc.target/riscv/movdigt.c new file mode 100644 index 000000000000..83e5244065ea --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movdigt.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target rv64 } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" } */ + +typedef int __attribute__ ((mode (DI))) int_t; + +int_t +movdigt (int_t w, int_t x, int_t y, int_t z) +{ + return w > x ? y : z; +} + +/* Expect branchless assembly like: + + sgt a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgt|slt)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bge|bgt|ble|blt)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movdigtu.c b/gcc/testsuite/gcc.target/riscv/movdigtu.c new file mode 100644 index 000000000000..184b3841fee3 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movdigtu.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target rv64 } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" } */ + +typedef unsigned int __attribute__ ((mode (DI))) int_t; + +int_t +movdigtu (int_t w, int_t x, int_t y, int_t z) +{ + return w > x ? y : z; +} + +/* Expect branchless assembly like: + + sgtu a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgtu|sltu)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bgeu|bgtu|bleu|bltu)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movdile.c b/gcc/testsuite/gcc.target/riscv/movdile.c new file mode 100644 index 000000000000..a1b7a570f98a --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movdile.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target rv64 } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" } */ + +typedef int __attribute__ ((mode (DI))) int_t; + +int_t +movdile (int_t w, int_t x, int_t y, int_t z) +{ + return w <= x ? y : z; +} + +/* Expect branchless assembly like: + + sgt a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgt|slt)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bge|bgt|ble|blt)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movdileu.c b/gcc/testsuite/gcc.target/riscv/movdileu.c new file mode 100644 index 000000000000..4eb826753294 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movdileu.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target rv64 } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" } */ + +typedef unsigned int __attribute__ ((mode (DI))) int_t; + +int_t +movdileu (int_t w, int_t x, int_t y, int_t z) +{ + return w <= x ? y : z; +} + +/* Expect branchless assembly like: + + sgtu a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgtu|sltu)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bgeu|bgtu|bleu|bltu)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movdilt.c b/gcc/testsuite/gcc.target/riscv/movdilt.c new file mode 100644 index 000000000000..0ba8da0d0628 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movdilt.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target rv64 } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" } */ + +typedef int __attribute__ ((mode (DI))) int_t; + +int_t +movdilt (int_t w, int_t x, int_t y, int_t z) +{ + return w < x ? y : z; +} + +/* Expect branchless assembly like: + + slt a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgt|slt)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bge|bgt|ble|blt)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movdiltu.c b/gcc/testsuite/gcc.target/riscv/movdiltu.c new file mode 100644 index 000000000000..0bbc006f0fc5 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movdiltu.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target rv64 } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" } */ + +typedef unsigned int __attribute__ ((mode (DI))) int_t; + +int_t +movdiltu (int_t w, int_t x, int_t y, int_t z) +{ + return w < x ? y : z; +} + +/* Expect branchless assembly like: + + sltu a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgtu|sltu)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bgeu|bgtu|bleu|bltu)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movdine.c b/gcc/testsuite/gcc.target/riscv/movdine.c new file mode 100644 index 000000000000..0180d051b116 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movdine.c @@ -0,0 +1,29 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target rv64 } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" } */ + +typedef int __attribute__ ((mode (DI))) int_t; + +int_t +movdine (int_t w, int_t x, int_t y, int_t z) +{ + return w != x ? y : z; +} + +/* Expect branchless assembly like: + + sub a5,a0,a1 + seqz a5,a5 + neg a5,a5 + and a3,a5,a3 + not a5,a5 + and a5,a5,a2 + or a0,a3,a5 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\ssub\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\s(?:seqz|snez)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:beq|bne)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movsieq.c b/gcc/testsuite/gcc.target/riscv/movsieq.c new file mode 100644 index 000000000000..7d7e99d92c82 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movsieq.c @@ -0,0 +1,29 @@ +/* { dg-do compile } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=7 -mmovcc -fdump-rtl-ce1" { target { rv64 } } } */ +/* { dg-options "-march=rv32gc -mtune=sifive-5-series -mbranch-cost=7 -mmovcc -fdump-rtl-ce1" { target { rv32 } } } */ + +typedef int __attribute__ ((mode (SI))) int_t; + +int_t +movsieq (int_t w, int_t x, int_t y, int_t z) +{ + return w == x ? y : z; +} + +/* Expect branchless assembly like: + + sub a5,a0,a1 + snez a5,a5 + neg a5,a5 + and a3,a5,a3 + not a5,a5 + and a5,a5,a2 + or a0,a3,a5 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\ssub\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\s(?:seqz|snez)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:beq|bne)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movsige.c b/gcc/testsuite/gcc.target/riscv/movsige.c new file mode 100644 index 000000000000..aabd18216393 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movsige.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv64 } } } */ +/* { dg-options "-march=rv32gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv32 } } } */ + +typedef int __attribute__ ((mode (SI))) int_t; + +int_t +movsige (int_t w, int_t x, int_t y, int_t z) +{ + return w >= x ? y : z; +} + +/* Expect branchless assembly like: + + slt a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgt|slt)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bge|bgt|ble|blt)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movsigeu.c b/gcc/testsuite/gcc.target/riscv/movsigeu.c new file mode 100644 index 000000000000..2828e3947570 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movsigeu.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv64 } } } */ +/* { dg-options "-march=rv32gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv32 } } } */ + +typedef unsigned int __attribute__ ((mode (SI))) int_t; + +int_t +movsigeu (int_t w, int_t x, int_t y, int_t z) +{ + return w >= x ? y : z; +} + +/* Expect branchless assembly like: + + sltu a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgtu|sltu)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bgeu|bgtu|bleu|bltu)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movsigt.c b/gcc/testsuite/gcc.target/riscv/movsigt.c new file mode 100644 index 000000000000..5f4af28c54ef --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movsigt.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv64 } } } */ +/* { dg-options "-march=rv32gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv32 } } } */ + +typedef int __attribute__ ((mode (SI))) int_t; + +int_t +movsigt (int_t w, int_t x, int_t y, int_t z) +{ + return w > x ? y : z; +} + +/* Expect branchless assembly like: + + sgt a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgt|slt)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bge|bgt|ble|blt)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movsigtu.c b/gcc/testsuite/gcc.target/riscv/movsigtu.c new file mode 100644 index 000000000000..24ee2c9c873e --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movsigtu.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv64 } } } */ +/* { dg-options "-march=rv32gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv32 } } } */ + +typedef unsigned int __attribute__ ((mode (SI))) int_t; + +int_t +movsigtu (int_t w, int_t x, int_t y, int_t z) +{ + return w > x ? y : z; +} + +/* Expect branchless assembly like: + + sgtu a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgtu|sltu)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bgeu|bgtu|bleu|bltu)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movsile.c b/gcc/testsuite/gcc.target/riscv/movsile.c new file mode 100644 index 000000000000..8e9fe6a86399 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movsile.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv64 } } } */ +/* { dg-options "-march=rv32gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv32 } } } */ + +typedef int __attribute__ ((mode (SI))) int_t; + +int_t +movsile (int_t w, int_t x, int_t y, int_t z) +{ + return w <= x ? y : z; +} + +/* Expect branchless assembly like: + + sgt a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgt|slt)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bge|bgt|ble|blt)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movsileu.c b/gcc/testsuite/gcc.target/riscv/movsileu.c new file mode 100644 index 000000000000..a0b733e47116 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movsileu.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv64 } } } */ +/* { dg-options "-march=rv32gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv32 } } } */ + +typedef unsigned int __attribute__ ((mode (SI))) int_t; + +int_t +movsileu (int_t w, int_t x, int_t y, int_t z) +{ + return w <= x ? y : z; +} + +/* Expect branchless assembly like: + + sgtu a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgtu|sltu)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bgeu|bgtu|bleu|bltu)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movsilt.c b/gcc/testsuite/gcc.target/riscv/movsilt.c new file mode 100644 index 000000000000..109f67ede975 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movsilt.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv64 } } } */ +/* { dg-options "-march=rv32gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv32 } } } */ + +typedef int __attribute__ ((mode (SI))) int_t; + +int_t +movsilt (int_t w, int_t x, int_t y, int_t z) +{ + return w < x ? y : z; +} + +/* Expect branchless assembly like: + + slt a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgt|slt)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bge|bgt|ble|blt)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movsiltu.c b/gcc/testsuite/gcc.target/riscv/movsiltu.c new file mode 100644 index 000000000000..a7d4caf346b7 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movsiltu.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv64 } } } */ +/* { dg-options "-march=rv32gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv32 } } } */ + +typedef unsigned int __attribute__ ((mode (SI))) int_t; + +int_t +movsiltu (int_t w, int_t x, int_t y, int_t z) +{ + return w < x ? y : z; +} + +/* Expect branchless assembly like: + + sltu a1,a0,a1 + neg a1,a1 + and a3,a1,a3 + not a1,a1 + and a1,a1,a2 + or a0,a3,a1 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\s(?:sgtu|sltu)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:seqz|snez)\\s" } } */ +/* { dg-final { scan-assembler-not "\\s(?:bgeu|bgtu|bleu|bltu)\\s" } } */ diff --git a/gcc/testsuite/gcc.target/riscv/movsine.c b/gcc/testsuite/gcc.target/riscv/movsine.c new file mode 100644 index 000000000000..60dee0833cde --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/movsine.c @@ -0,0 +1,29 @@ +/* { dg-do compile } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" "-Os" "-Oz" } } */ +/* { dg-options "-march=rv64gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv64 } } } */ +/* { dg-options "-march=rv32gc -mtune=sifive-5-series -mbranch-cost=6 -mmovcc -fdump-rtl-ce1" { target { rv32 } } } */ + +typedef int __attribute__ ((mode (SI))) int_t; + +int_t +movsine (int_t w, int_t x, int_t y, int_t z) +{ + return w != x ? y : z; +} + +/* Expect branchless assembly like: + + sub a5,a0,a1 + seqz a5,a5 + neg a5,a5 + and a3,a5,a3 + not a5,a5 + and a5,a5,a2 + or a0,a3,a5 + */ + +/* { dg-final { scan-rtl-dump-times "Conversion succeeded on pass 1\\." 1 "ce1" } } */ +/* { dg-final { scan-rtl-dump-times "if-conversion succeeded through noce_try_cmove" 1 "ce1" } } */ +/* { dg-final { scan-assembler-times "\\ssub\\s" 1 } } */ +/* { dg-final { scan-assembler-times "\\s(?:seqz|snez)\\s" 1 } } */ +/* { dg-final { scan-assembler-not "\\s(?:beq|bne)\\s" } } */