From 19f8f32a967fbe376ca0aae9be12100f4cdf9d31 Mon Sep 17 00:00:00 2001 From: Tilman Sauerbeck Date: Fri, 17 Sep 2010 18:50:07 +0200 Subject: glsl2: Empty functions can be inlined. Signed-off-by: Tilman Sauerbeck Signed-off-by: Kenneth Graunke --- src/glsl/ir_function_can_inline.cpp | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'src/glsl/ir_function_can_inline.cpp') diff --git a/src/glsl/ir_function_can_inline.cpp b/src/glsl/ir_function_can_inline.cpp index 8bb8e0d9ed..f29f277ef4 100644 --- a/src/glsl/ir_function_can_inline.cpp +++ b/src/glsl/ir_function_can_inline.cpp @@ -63,8 +63,11 @@ can_inline(ir_call *call) v.run((exec_list *) &callee->body); + /* If the function is empty (no last instruction) or does not end with a + * return statement, we need to count the implicit return. + */ ir_instruction *last = (ir_instruction *)callee->body.get_tail(); - if (last && !last->as_return()) + if (last == NULL || !last->as_return()) v.num_returns++; return v.num_returns == 1; -- cgit v1.2.3