[PATCH 2/2] benchtests: Add sqrtf benchmark

[Julian Zhu]

Add representative sqrtf inputs and disable compiler builtin expansion so the benchmark measures the libc implementation.

Signed-off-by: Julian Zhu <jz531210@gmail.com>
---
 benchtests/Makefile     |  2 ++
 benchtests/sqrtf-inputs | 10 ++++++++++
 2 files changed, 12 insertions(+)
 create mode 100644 benchtests/sqrtf-inputs

diff --git a/benchtests/Makefile b/benchtests/Makefile
index a288c6ca74..6c21cddcbf 100644
--- a/benchtests/Makefile
+++ b/benchtests/Makefile
@@ -150,6 +150,7 @@ bench-math := \
   sinpi \
   sinpif \
   sqrt \
+  sqrtf \
   tan \
   tanf \
   tanh \
@@ -356,6 +357,7 @@ endif
 CFLAGS-bench-ffs.c += -fno-builtin
 CFLAGS-bench-ffsll.c += -fno-builtin
 CFLAGS-bench-sqrt.c += -fno-builtin
+CFLAGS-bench-sqrtf.c += -fno-builtin
 CFLAGS-bench-fmin.c += -fno-builtin
 CFLAGS-bench-fminf.c += -fno-builtin
 CFLAGS-bench-fma.c += -fno-builtin
diff --git a/benchtests/sqrtf-inputs b/benchtests/sqrtf-inputs
new file mode 100644
index 0000000000..675c462740
--- /dev/null
+++ b/benchtests/sqrtf-inputs
@@ -0,0 +1,10 @@
+## args: float
+## ret: float
+## includes: math.h
+0.25
+0.75
+2.0
+4.0
+2209.0
+6642.25
+15190.5625
-- 
2.53.0