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-rw-r--r--benchtests/Makefile4
-rw-r--r--benchtests/ilogb-inputs11
-rw-r--r--benchtests/ilogbf-inputs11
-rw-r--r--benchtests/ilogbf128-inputs11
4 files changed, 35 insertions, 2 deletions
diff --git a/benchtests/Makefile b/benchtests/Makefile
index 12bd25a57c..0c99547074 100644
--- a/benchtests/Makefile
+++ b/benchtests/Makefile
@@ -25,10 +25,10 @@ bench-math := acos acosh asin asinh atan atanh cos cosh exp exp2 log log2 \
 	      modf pow rint sin sincos sinh sqrt tan tanh fmin fmax fminf \
 	      fmaxf powf trunc truncf roundeven roundevenf expf exp2f logf \
 	      log2f sincosf sinf cosf isnan isinf isfinite hypot logb logbf \
-	      exp10f
+	      exp10f ilogb ilogbf
 
 ifneq (,$(filter yes,$(float128-fcts) $(float128-alias-fcts)))
-bench-math += expf128 powf128 sinf128
+bench-math += expf128 powf128 sinf128 ilogbf128
 endif
 
 bench-pthread := pthread_once thread_create pthread-locks
diff --git a/benchtests/ilogb-inputs b/benchtests/ilogb-inputs
new file mode 100644
index 0000000000..4b3b38bd99
--- /dev/null
+++ b/benchtests/ilogb-inputs
@@ -0,0 +1,11 @@
+## args: double
+## ret: int
+## includes: math.h
+
+## name: subnormal
+0x0.0000000000001p-1022
+0x0.fffffffffffffp-1022
+
+## name: normal
+1.0
+1024.0
diff --git a/benchtests/ilogbf-inputs b/benchtests/ilogbf-inputs
new file mode 100644
index 0000000000..ea391d3b85
--- /dev/null
+++ b/benchtests/ilogbf-inputs
@@ -0,0 +1,11 @@
+## args: float
+## ret: int
+## includes: math.h
+
+## name: subnormal
+0x1p-149
+0x1.fffff8p-128
+
+## name: normal
+1.0
+1024.0
diff --git a/benchtests/ilogbf128-inputs b/benchtests/ilogbf128-inputs
new file mode 100644
index 0000000000..bfbfc93714
--- /dev/null
+++ b/benchtests/ilogbf128-inputs
@@ -0,0 +1,11 @@
+## args: _Float128
+## ret: int
+## includes: math.h
+
+## name: subnormal
+6.47517511943802511092443895822764655e-4966f128
+0x1.fffffffffffffff8p-16383f128
+
+## name: normal
+1.0
+-0x8.2faf442f390a9211f5af128673fp+0L