[llvm] Hexagon: Add test for llvm.exp10 intrinsic (PR #148664)

via llvm-commits llvm-commits at lists.llvm.org
Mon Jul 14 09:36:37 PDT 2025


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-hexagon

Author: Matt Arsenault (arsenm)

<details>
<summary>Changes</summary>

This is mostly to test the libcall behavior

---
Full diff: https://github.com/llvm/llvm-project/pull/148664.diff


1 Files Affected:

- (added) llvm/test/CodeGen/Hexagon/llvm.exp10.ll (+232) 


``````````diff
diff --git a/llvm/test/CodeGen/Hexagon/llvm.exp10.ll b/llvm/test/CodeGen/Hexagon/llvm.exp10.ll
new file mode 100644
index 0000000000000..b5fcc4151225a
--- /dev/null
+++ b/llvm/test/CodeGen/Hexagon/llvm.exp10.ll
@@ -0,0 +1,232 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc -mtriple=hexagon < %s | FileCheck %s
+; RUN: llc -mtriple=hexagon-unknown-linux-gnu < %s | FileCheck %s
+; RUN: llc -mtriple=hexagon-unknown-linux-musl < %s | FileCheck %s
+
+define half @exp10_f16(half %x) #0 {
+; CHECK-LABEL: exp10_f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call __extendhfsf2
+; CHECK-NEXT:     allocframe(r29,#0):raw
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10f
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call __truncsfhf2
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r31:30 = dealloc_return(r30):raw
+; CHECK-NEXT:    }
+  %r = call half @llvm.exp10.f16(half %x)
+  ret half %r
+}
+
+define <2 x half> @exp10_v2f16(<2 x half> %x) #0 {
+; CHECK-LABEL: exp10_v2f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call __extendhfsf2
+; CHECK-NEXT:     r16 = r1
+; CHECK-NEXT:     memd(r29+#-16) = r17:16
+; CHECK-NEXT:     allocframe(#8)
+; CHECK-NEXT:    } // 8-byte Folded Spill
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10f
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call __truncsfhf2
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call __extendhfsf2
+; CHECK-NEXT:     r17 = r0
+; CHECK-NEXT:     r0 = r16
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10f
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call __truncsfhf2
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r1 = zxth(r0)
+; CHECK-NEXT:     r2 = zxth(r17)
+; CHECK-NEXT:     r17:16 = memd(r29+#0)
+; CHECK-NEXT:    } // 8-byte Folded Reload
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r0 = r2
+; CHECK-NEXT:     dealloc_return
+; CHECK-NEXT:    }
+  %r = call <2 x half> @llvm.exp10.v2f16(<2 x half> %x)
+  ret <2 x half> %r
+}
+
+define float @exp10_f32(float %x) #0 {
+; CHECK-LABEL: exp10_f32:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10f
+; CHECK-NEXT:     allocframe(r29,#0):raw
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r31:30 = dealloc_return(r30):raw
+; CHECK-NEXT:    }
+  %r = call float @llvm.exp10.f32(float %x)
+  ret float %r
+}
+
+define <2 x float> @exp10_v2f32(<2 x float> %x) #0 {
+; CHECK-LABEL: exp10_v2f32:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10f
+; CHECK-NEXT:     r16 = r1
+; CHECK-NEXT:     memd(r29+#-16) = r17:16
+; CHECK-NEXT:     allocframe(#8)
+; CHECK-NEXT:    } // 8-byte Folded Spill
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10f
+; CHECK-NEXT:     r17 = r0
+; CHECK-NEXT:     r0 = r16
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r1:0 = combine(r0,r17)
+; CHECK-NEXT:     r17:16 = memd(r29+#0)
+; CHECK-NEXT:     dealloc_return
+; CHECK-NEXT:    } // 8-byte Folded Reload
+  %r = call <2 x float> @llvm.exp10.v2f32(<2 x float> %x)
+  ret <2 x float> %r
+}
+
+define double @exp10_f64(double %x) #0 {
+; CHECK-LABEL: exp10_f64:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10
+; CHECK-NEXT:     allocframe(r29,#0):raw
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r31:30 = dealloc_return(r30):raw
+; CHECK-NEXT:    }
+  %r = call double @llvm.exp10.f64(double %x)
+  ret double %r
+}
+
+define <2 x double> @exp10_v2f64(<2 x double> %x) #0 {
+; CHECK-LABEL: exp10_v2f64:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r16 = r0
+; CHECK-NEXT:     r1:0 = combine(r3,r2)
+; CHECK-NEXT:     memd(r29+#-16) = r17:16
+; CHECK-NEXT:     allocframe(#24)
+; CHECK-NEXT:    } // 8-byte Folded Spill
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10
+; CHECK-NEXT:     r19:18 = combine(r5,r4)
+; CHECK-NEXT:     memd(r29+#8) = r19:18
+; CHECK-NEXT:     memd(r29+#0) = r21:20
+; CHECK-NEXT:    } // 8-byte Folded Spill
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10
+; CHECK-NEXT:     r21:20 = combine(r1,r0)
+; CHECK-NEXT:     r1:0 = combine(r19,r18)
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memd(r16+#8) = r1:0
+; CHECK-NEXT:     memd(r16+#0) = r21:20
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r17:16 = memd(r29+#16)
+; CHECK-NEXT:     r19:18 = memd(r29+#8)
+; CHECK-NEXT:    } // 8-byte Folded Reload
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r21:20 = memd(r29+#0)
+; CHECK-NEXT:     dealloc_return
+; CHECK-NEXT:    } // 8-byte Folded Reload
+  %r = call <2 x double> @llvm.exp10.v2f64(<2 x double> %x)
+  ret <2 x double> %r
+}
+
+define fp128 @exp10_f128(fp128 %x) #0 {
+; CHECK-LABEL: exp10_f128:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r16 = r0
+; CHECK-NEXT:     memd(r29+#-16) = r17:16
+; CHECK-NEXT:     allocframe(#24)
+; CHECK-NEXT:    } // 8-byte Folded Spill
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10l
+; CHECK-NEXT:     r0 = add(r29,#0)
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r1:0 = memd(r29+#0)
+; CHECK-NEXT:     r3:2 = memd(r29+#8)
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memd(r16+#8) = r3:2
+; CHECK-NEXT:     memd(r16+#0) = r1:0
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r17:16 = memd(r29+#16)
+; CHECK-NEXT:     dealloc_return
+; CHECK-NEXT:    } // 8-byte Folded Reload
+  %r = call fp128 @llvm.exp10.f128(fp128 %x)
+  ret fp128 %r
+}
+
+define <2 x fp128> @exp10_v2f128(<2 x fp128> %x) #0 {
+; CHECK-LABEL: exp10_v2f128:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r16 = r0
+; CHECK-NEXT:     memd(r29+#-16) = r17:16
+; CHECK-NEXT:     allocframe(#56)
+; CHECK-NEXT:    } // 8-byte Folded Spill
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r0 = add(r29,#16)
+; CHECK-NEXT:     memd(r29+#40) = r19:18
+; CHECK-NEXT:     memd(r29+#32) = r21:20
+; CHECK-NEXT:    } // 8-byte Folded Spill
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10l
+; CHECK-NEXT:     r19:18 = memd(r29+#64)
+; CHECK-NEXT:     r21:20 = memd(r29+#72)
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     call exp10l
+; CHECK-NEXT:     r0 = add(r29,#0)
+; CHECK-NEXT:     r3:2 = combine(r19,r18)
+; CHECK-NEXT:     r5:4 = combine(r21,r20)
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r1:0 = memd(r29+#16)
+; CHECK-NEXT:     r3:2 = memd(r29+#24)
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r5:4 = memd(r29+#0)
+; CHECK-NEXT:     r7:6 = memd(r29+#8)
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memd(r16+#24) = r7:6
+; CHECK-NEXT:     memd(r16+#16) = r5:4
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memd(r16+#8) = r3:2
+; CHECK-NEXT:     memd(r16+#0) = r1:0
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r17:16 = memd(r29+#48)
+; CHECK-NEXT:     r19:18 = memd(r29+#40)
+; CHECK-NEXT:    } // 8-byte Folded Reload
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r21:20 = memd(r29+#32)
+; CHECK-NEXT:     dealloc_return
+; CHECK-NEXT:    } // 8-byte Folded Reload
+  %r = call <2 x fp128> @llvm.exp10.v2f128(<2 x fp128> %x)
+  ret <2 x fp128> %r
+}
+
+attributes #0 = { nounwind }

``````````

</details>


https://github.com/llvm/llvm-project/pull/148664


More information about the llvm-commits mailing list