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| author | Bob Wilson <bob.wilson@acm.org> | 2008-03-27 22:44:47 +0000 |
|---|---|---|
| committer | Bob Wilson <bwilson@gcc.gnu.org> | 2008-03-27 22:44:47 +0000 |
| commit | ff779f98ef7328c3a3dc537e274186b756da85d8 (patch) | |
| tree | bf07e9abbe9803202053c693d3fe40a51b616c4e /gcc/config | |
| parent | ad4426d0f527e5f2758c607e36143540b57082cb (diff) | |
| download | gcc-ff779f98ef7328c3a3dc537e274186b756da85d8.zip gcc-ff779f98ef7328c3a3dc537e274186b756da85d8.tar.gz gcc-ff779f98ef7328c3a3dc537e274186b756da85d8.tar.bz2 | |
xtensa.c (gen_float_relational): Handle unordered comparisons.
* config/xtensa/xtensa.c (gen_float_relational): Handle unordered
comparisons.
* config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
(any_scc_sf): Add uneq, unlt, unle and unordered operators.
(scc_sf): New.
(s<code>_sf): Use new scc_sf attribute for opcode names.
From-SVN: r133659
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/xtensa/xtensa.c | 10 | ||||
| -rw-r--r-- | gcc/config/xtensa/xtensa.md | 11 |
2 files changed, 18 insertions, 3 deletions
diff --git a/gcc/config/xtensa/xtensa.c b/gcc/config/xtensa/xtensa.c index 7340ba7..d61625d 100644 --- a/gcc/config/xtensa/xtensa.c +++ b/gcc/config/xtensa/xtensa.c @@ -652,6 +652,16 @@ gen_float_relational (enum rtx_code test_code, /* relational test (EQ, etc) */ case GT: reverse_regs = 1; invert = 0; gen_fn = gen_slt_sf; break; case LT: reverse_regs = 0; invert = 0; gen_fn = gen_slt_sf; break; case GE: reverse_regs = 1; invert = 0; gen_fn = gen_sle_sf; break; + case UNEQ: reverse_regs = 0; invert = 0; gen_fn = gen_suneq_sf; break; + case LTGT: reverse_regs = 0; invert = 1; gen_fn = gen_suneq_sf; break; + case UNLE: reverse_regs = 0; invert = 0; gen_fn = gen_sunle_sf; break; + case UNGT: reverse_regs = 1; invert = 0; gen_fn = gen_sunlt_sf; break; + case UNLT: reverse_regs = 0; invert = 0; gen_fn = gen_sunlt_sf; break; + case UNGE: reverse_regs = 1; invert = 0; gen_fn = gen_sunle_sf; break; + case UNORDERED: + reverse_regs = 0; invert = 0; gen_fn = gen_sunordered_sf; break; + case ORDERED: + reverse_regs = 0; invert = 1; gen_fn = gen_sunordered_sf; break; default: fatal_insn ("bad test", gen_rtx_fmt_ee (test_code, VOIDmode, cmp0, cmp1)); reverse_regs = 0; invert = 0; gen_fn = 0; /* avoid compiler warnings */ diff --git a/gcc/config/xtensa/xtensa.md b/gcc/config/xtensa/xtensa.md index 541eba3..7d85956b 100644 --- a/gcc/config/xtensa/xtensa.md +++ b/gcc/config/xtensa/xtensa.md @@ -59,13 +59,18 @@ ;; This code iterator allows all branch instructions to be generated from ;; a single define_expand template. -(define_code_iterator any_cond [eq ne gt ge lt le gtu geu ltu leu]) +(define_code_iterator any_cond [eq ne gt ge lt le gtu geu ltu leu + uneq ltgt ungt unge unlt unle + unordered ordered]) ;; This code iterator is for setting a register from a comparison. (define_code_iterator any_scc [eq ne gt ge lt le]) ;; This code iterator is for floating-point comparisons. -(define_code_iterator any_scc_sf [eq lt le]) +(define_code_iterator any_scc_sf [eq lt le uneq unlt unle unordered]) +(define_code_attr scc_sf [(eq "oeq") (lt "olt") (le "ole") + (uneq "ueq") (unlt "ult") (unle "ule") + (unordered "un")]) ;; This iterator and attribute allow to combine most atomic operations. (define_code_iterator ATOMIC [and ior xor plus minus mult]) @@ -1415,7 +1420,7 @@ (any_scc_sf:CC (match_operand:SF 1 "register_operand" "f") (match_operand:SF 2 "register_operand" "f")))] "TARGET_HARD_FLOAT" - "o<code>.s\t%0, %1, %2" + "<scc_sf>.s\t%0, %1, %2" [(set_attr "type" "farith") (set_attr "mode" "BL") (set_attr "length" "3")]) |