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| author | Ian Bolton <ian.bolton@arm.com> | 2013-12-06 15:51:49 +0000 |
|---|---|---|
| committer | Ian Bolton <ibolton@gcc.gnu.org> | 2013-12-06 15:51:49 +0000 |
| commit | 60ea4be6cf38b6333158ac1a4b8e39c685af8328 (patch) | |
| tree | 57fd954c2713a9109972e5899b217c4d795a3e32 /gcc/config | |
| parent | 0284b52ec9c54f2071f3f71cd994c2bf49b38639 (diff) | |
| download | gcc-60ea4be6cf38b6333158ac1a4b8e39c685af8328.zip gcc-60ea4be6cf38b6333158ac1a4b8e39c685af8328.tar.gz gcc-60ea4be6cf38b6333158ac1a4b8e39c685af8328.tar.bz2 | |
[ARM] Add __builtin_trap support for A32
Co-Authored-By: Mark Mitchell <mark@codesourcery.com>
From-SVN: r205749
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/arm/arm.md | 17 | ||||
| -rw-r--r-- | gcc/config/arm/types.md | 2 |
2 files changed, 19 insertions, 0 deletions
diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md index 841c624..389527c 100644 --- a/gcc/config/arm/arm.md +++ b/gcc/config/arm/arm.md @@ -9927,6 +9927,23 @@ (set_attr "type" "mov_reg")] ) +(define_insn "trap" + [(trap_if (const_int 1) (const_int 0))] + "" + "* + if (TARGET_ARM) + return \".inst\\t0xe7f000f0\"; + else + return \".inst\\t0xdeff\"; + " + [(set (attr "length") + (if_then_else (eq_attr "is_thumb" "yes") + (const_int 2) + (const_int 4))) + (set_attr "type" "trap") + (set_attr "conds" "unconditional")] +) + ;; Patterns to allow combination of arithmetic, cond code and shifts diff --git a/gcc/config/arm/types.md b/gcc/config/arm/types.md index 1c4b9e3..6351f08 100644 --- a/gcc/config/arm/types.md +++ b/gcc/config/arm/types.md @@ -152,6 +152,7 @@ ; store2 store 2 words to memory from arm registers. ; store3 store 3 words to memory from arm registers. ; store4 store 4 (or more) words to memory from arm registers. +; trap cause a trap in the kernel. ; udiv unsigned division. ; umaal unsigned multiply accumulate accumulate long. ; umlal unsigned multiply accumulate long. @@ -645,6 +646,7 @@ store2,\ store3,\ store4,\ + trap,\ udiv,\ umaal,\ umlal,\ |