1 ; RUN: opt -S -Oz < %s | FileCheck %s -check-prefix=OZ 2 ; RUN: opt -S -O2 < %s | FileCheck %s -check-prefix=O2 3 4 ; The inline threshold for a function with the optsize attribute is currently 5 ; the same as the global inline threshold for -Os. Check that the optsize 6 ; function attribute don't alter the function specific inline threshold if the 7 ; global inline threshold is lower (as for -Oz). 8 9 @a = global i32 4 10 11 ; This function should be larger than the inline threshold for -Oz (25), but 12 ; smaller than the inline threshold for optsize (75). 13 define i32 @inner() { 14 %a1 = load volatile i32* @a 15 %x1 = add i32 %a1, %a1 16 %a2 = load volatile i32* @a 17 %x2 = add i32 %x1, %a2 18 %a3 = load volatile i32* @a 19 %x3 = add i32 %x2, %a3 20 %a4 = load volatile i32* @a 21 %x4 = add i32 %x3, %a4 22 %a5 = load volatile i32* @a 23 %x5 = add i32 %x3, %a5 24 ret i32 %x5 25 } 26 27 ; @inner() should be inlined for -O2 but not for -Oz. 28 ; OZ: call 29 ; O2-NOT: call 30 define i32 @outer() optsize { 31 %r = call i32 @inner() 32 ret i32 %r 33 } 34
