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| author | Uros Bizjak <ubizjak@gmail.com> | 2008-05-07 09:19:01 +0200 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2008-05-07 09:19:01 +0200 |
| commit | 537d4fa684f272ea72c1c8db58e4f1dcd3b7cda4 (patch) | |
| tree | 0dbc116c57bcca6a9082037186f90b93776fd8f6 | |
| parent | 73f1509d26662d0d979da029271d662b114f38c3 (diff) | |
| download | gcc-537d4fa684f272ea72c1c8db58e4f1dcd3b7cda4.zip gcc-537d4fa684f272ea72c1c8db58e4f1dcd3b7cda4.tar.gz gcc-537d4fa684f272ea72c1c8db58e4f1dcd3b7cda4.tar.bz2 | |
i386.c (ix86_expand_copysign): Force non-zero constant TFmode op0 to register.
* config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
TFmode op0 to register.
From-SVN: r135025
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 10 |
2 files changed, 13 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2a12ec1..f35a21b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2008-05-08 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant + TFmode op0 to register. + 2008-05-07 Alan Modra <amodra@bigpond.net.au> * c-decl.c (grokdeclarator): Comment typo. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index d0ebd80..b123fa0 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -11245,7 +11245,7 @@ ix86_expand_fp_absneg_operator (enum rtx_code code, enum machine_mode mode, void ix86_expand_copysign (rtx operands[]) { - enum machine_mode mode, vmode; + enum machine_mode mode; rtx dest, op0, op1, mask, nmask; dest = operands[0]; @@ -11253,7 +11253,6 @@ ix86_expand_copysign (rtx operands[]) op1 = operands[2]; mode = GET_MODE (dest); - vmode = mode == SFmode ? V4SFmode : V2DFmode; if (GET_CODE (op0) == CONST_DOUBLE) { @@ -11264,6 +11263,10 @@ ix86_expand_copysign (rtx operands[]) if (mode == SFmode || mode == DFmode) { + enum machine_mode vmode; + + vmode = mode == SFmode ? V4SFmode : V2DFmode; + if (op0 == CONST0_RTX (mode)) op0 = CONST0_RTX (vmode); else @@ -11275,9 +11278,12 @@ ix86_expand_copysign (rtx operands[]) CONST0_RTX (SFmode), CONST0_RTX (SFmode)); else v = gen_rtvec (2, op0, CONST0_RTX (DFmode)); + op0 = force_reg (vmode, gen_rtx_CONST_VECTOR (vmode, v)); } } + else if (op0 != CONST0_RTX (mode)) + op0 = force_reg (mode, op0); mask = ix86_build_signbit_mask (mode, 0, 0); |