From 7d8be4dab0814a35eb8150722dec6626e7f7162e Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Thu, 6 Sep 2001 15:14:43 -0700 Subject: simplify-rtx.c (simplify_binary_operation): Simplify contents of CONST. * simplify-rtx.c (simplify_binary_operation): Simplify contents of CONST. From-SVN: r45447 --- gcc/simplify-rtx.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'gcc/simplify-rtx.c') diff --git a/gcc/simplify-rtx.c b/gcc/simplify-rtx.c index ea1cc6d..7f358d3 100644 --- a/gcc/simplify-rtx.c +++ b/gcc/simplify-rtx.c @@ -1275,6 +1275,28 @@ simplify_binary_operation (code, mode, op0, op1) return simplify_gen_binary (AND, mode, op0, gen_rtx_NOT (mode, XEXP (op1, 0))); } + + /* Simplify operations with constants containing embedded offsets. */ + if (GET_CODE (op0) == CONST) + { + tem = simplify_binary_operation (code, mode, XEXP (op0, 0), op1); + if (tem) + { + if (CONSTANT_P (op1) && ! CONSTANT_P (tem)) + tem = gen_rtx_CONST (mode, tem); + return tem; + } + } + if (GET_CODE (op1) == CONST) + { + tem = simplify_binary_operation (code, mode, op0, XEXP (op1, 0)); + if (tem) + { + if (CONSTANT_P (op0) && ! CONSTANT_P (tem)) + tem = gen_rtx_CONST (mode, tem); + return tem; + } + } break; case MULT: -- cgit v1.1