Chris Lattner | 597f22f | 2005-04-02 05:35:00 +0000 | [diff] [blame] | 1 | ; Make sure this testcase codegens to the fabs instruction, not a call to fabsf |
Dan Gohman | 36a0947 | 2009-09-08 23:54:48 +0000 | [diff] [blame] | 2 | ; RUN: llc < %s -march=x86 -mattr=-sse2,-sse3,-sse | grep fabs\$ | \ |
Dale Johannesen | fe5293d | 2007-09-26 21:12:10 +0000 | [diff] [blame] | 3 | ; RUN: count 2 |
Evan Cheng | 60108e9 | 2010-07-15 22:07:12 +0000 | [diff] [blame] | 4 | ; RUN: llc < %s -march=x86 -mattr=-sse,-sse2,-sse3 -enable-unsafe-fp-math -enable-no-nans-fp-math | \ |
Dale Johannesen | fe5293d | 2007-09-26 21:12:10 +0000 | [diff] [blame] | 5 | ; RUN: grep fabs\$ | count 3 |
Chris Lattner | 597f22f | 2005-04-02 05:35:00 +0000 | [diff] [blame] | 6 | |
Dale Johannesen | fe5293d | 2007-09-26 21:12:10 +0000 | [diff] [blame] | 7 | declare float @fabsf(float) |
Evan Cheng | bb0a23a | 2006-08-29 22:01:39 +0000 | [diff] [blame] | 8 | |
Dale Johannesen | fe5293d | 2007-09-26 21:12:10 +0000 | [diff] [blame] | 9 | declare x86_fp80 @fabsl(x86_fp80) |
Chris Lattner | 597f22f | 2005-04-02 05:35:00 +0000 | [diff] [blame] | 10 | |
Dale Johannesen | fe5293d | 2007-09-26 21:12:10 +0000 | [diff] [blame] | 11 | define float @test1(float %X) { |
| 12 | %Y = call float @fabsf(float %X) |
Chris Lattner | 597f22f | 2005-04-02 05:35:00 +0000 | [diff] [blame] | 13 | ret float %Y |
| 14 | } |
| 15 | |
Dale Johannesen | fe5293d | 2007-09-26 21:12:10 +0000 | [diff] [blame] | 16 | define double @test2(double %X) { |
| 17 | %Y = fcmp oge double %X, -0.0 |
Dan Gohman | ae3a0be | 2009-06-04 22:49:04 +0000 | [diff] [blame] | 18 | %Z = fsub double -0.0, %X |
Dale Johannesen | fe5293d | 2007-09-26 21:12:10 +0000 | [diff] [blame] | 19 | %Q = select i1 %Y, double %X, double %Z |
Chris Lattner | 2e6027c | 2005-04-09 04:55:14 +0000 | [diff] [blame] | 20 | ret double %Q |
| 21 | } |
| 22 | |
Dale Johannesen | fe5293d | 2007-09-26 21:12:10 +0000 | [diff] [blame] | 23 | define x86_fp80 @test3(x86_fp80 %X) { |
| 24 | %Y = call x86_fp80 @fabsl(x86_fp80 %X) |
| 25 | ret x86_fp80 %Y |
| 26 | } |
| 27 | |
| 28 | |