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| author | Richard Sandiford <richard.sandiford@linaro.org> | 2017-08-22 09:17:16 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2017-08-22 09:17:16 +0000 |
| commit | 4033e62c978ce5bdbdc9bd637a7b08f38cc95a09 (patch) | |
| tree | 74ac081dae4705e59d98eb38ed96e3c38b7cb9c8 /gcc | |
| parent | 7f1bf27a0a82043ce50693cb6f9faf019765dd8b (diff) | |
| download | gcc-4033e62c978ce5bdbdc9bd637a7b08f38cc95a09.zip gcc-4033e62c978ce5bdbdc9bd637a7b08f38cc95a09.tar.gz gcc-4033e62c978ce5bdbdc9bd637a7b08f38cc95a09.tar.bz2 | |
[AArch64] Fix label mode
This patch fixes a case where we tried to force a VOIDmode label
into a DImode register, which led to invalid rtl that was previously
undiagnosed.
2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
gcc/
* config/aarch64/aarch64.md (casesi): Use DImode rather than
VOIDmode for the LABEL_REF.
Co-Authored-By: Alan Hayward <alan.hayward@arm.com>
Co-Authored-By: David Sherwood <david.sherwood@arm.com>
From-SVN: r251266
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/config/aarch64/aarch64.md | 2 |
2 files changed, 8 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a32a5d6..6ecd626 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2017-08-22 Richard Sandiford <richard.sandiford@linaro.org> + Alan Hayward <alan.hayward@arm.com> + David Sherwood <david.sherwood@arm.com> + + * config/aarch64/aarch64.md (casesi): Use DImode rather than + VOIDmode for the LABEL_REF. + 2017-08-22 Richard Biener <rguenther@suse.de> * tree-cfg.c (gimple_split_edge): Avoid reallocating target diff --git a/gcc/config/aarch64/aarch64.md b/gcc/config/aarch64/aarch64.md index 64b60a9..c1bca07 100644 --- a/gcc/config/aarch64/aarch64.md +++ b/gcc/config/aarch64/aarch64.md @@ -495,7 +495,7 @@ const0_rtx), operands[0], operands[2], operands[4])); - operands[2] = force_reg (DImode, gen_rtx_LABEL_REF (VOIDmode, operands[3])); + operands[2] = force_reg (DImode, gen_rtx_LABEL_REF (DImode, operands[3])); emit_jump_insn (gen_casesi_dispatch (operands[2], operands[0], operands[3])); DONE; |