[flang-commits] [flang] b6df17f - [flang][cuda] Add bind name for __double2uint_XX interfaces (#153285)

[via flang-commits]

Author: Valentin Clement (バレンタイン クレメン)
Date: 2025-08-13T19:10:21Z
New Revision: b6df17ff07d5ff3a386bee1643217f038cf7d6a6

URL: https://github.com/llvm/llvm-project/commit/b6df17ff07d5ff3a386bee1643217f038cf7d6a6
DIFF: https://github.com/llvm/llvm-project/commit/b6df17ff07d5ff3a386bee1643217f038cf7d6a6.diff

LOG: [flang][cuda] Add bind name for __double2uint_XX interfaces (#153285)

Also reorder the interfaces so they appear in alphabetical order

Added: 
    

Modified: 
    flang/module/cudadevice.f90
    flang/test/Lower/CUDA/cuda-device-proc.cuf

Removed: 
    


################################################################################
diff  --git a/flang/module/cudadevice.f90 b/flang/module/cudadevice.f90
index 1bccff1b5a892..1df9fe7c5727b 100644
--- a/flang/module/cudadevice.f90
+++ b/flang/module/cudadevice.f90
@@ -478,29 +478,29 @@ attributes(device) real(8) function sinpi(x) bind(c,name='__nv_sinpi')
     end function
   end interface
 
-  interface __double2uint_rn
-    attributes(device) integer function __double2uint_rn(r) bind(c)
+  interface __double2uint_rd
+    attributes(device) integer function __double2uint_rd(r) bind(c, name='__nv_double2uint_rd')
       !dir$ ignore_tkr (d) r
       double precision, value :: r
     end function
   end interface
 
-  interface __double2uint_rz
-    attributes(device) integer function __double2uint_rz(r) bind(c)
+  interface __double2uint_rn
+    attributes(device) integer function __double2uint_rn(r) bind(c, name='__nv_double2uint_rn')
       !dir$ ignore_tkr (d) r
       double precision, value :: r
     end function
   end interface
 
   interface __double2uint_ru
-    attributes(device) integer function __double2uint_ru(r) bind(c)
+    attributes(device) integer function __double2uint_ru(r) bind(c, name='__nv_double2uint_ru')
       !dir$ ignore_tkr (d) r
       double precision, value :: r
     end function
   end interface
 
-  interface __double2uint_rd
-    attributes(device) integer function __double2uint_rd(r) bind(c)
+  interface __double2uint_rz
+    attributes(device) integer function __double2uint_rz(r) bind(c, name='__nv_double2uint_rz')
       !dir$ ignore_tkr (d) r
       double precision, value :: r
     end function

diff  --git a/flang/test/Lower/CUDA/cuda-device-proc.cuf b/flang/test/Lower/CUDA/cuda-device-proc.cuf
index 676e455b06e2f..f9ec0c773fe80 100644
--- a/flang/test/Lower/CUDA/cuda-device-proc.cuf
+++ b/flang/test/Lower/CUDA/cuda-device-proc.cuf
@@ -74,6 +74,10 @@ attributes(global) subroutine devsub()
   ai = __double2int_rn(ad)
   ai = __double2int_ru(ad)
   ai = __double2int_rz(ad)
+  ai = __double2uint_rd(ad)
+  ai = __double2uint_rn(ad)
+  ai = __double2uint_ru(ad)
+  ai = __double2uint_rz(ad)
   ai = __mul24(ai, ai)
   ai = __umul24(ai, ai)
   af = __powf(af, af)
@@ -140,6 +144,10 @@ end
 ! CHECK: %{{.*}} = fir.call @__nv_double2int_rn(%{{.*}}) proc_attrs<bind_c> fastmath<contract> : (f64) -> i32
 ! CHECK: %{{.*}} = fir.call @__nv_double2int_ru(%{{.*}}) proc_attrs<bind_c> fastmath<contract> : (f64) -> i32
 ! CHECK: %{{.*}} = fir.call @__nv_double2int_rz(%{{.*}}) proc_attrs<bind_c> fastmath<contract> : (f64) -> i32
+! CHECK: %{{.*}} = fir.call @__nv_double2uint_rd(%{{.*}}) proc_attrs<bind_c> fastmath<contract> : (f64) -> i32
+! CHECK: %{{.*}} = fir.call @__nv_double2uint_rn(%{{.*}}) proc_attrs<bind_c> fastmath<contract> : (f64) -> i32
+! CHECK: %{{.*}} = fir.call @__nv_double2uint_ru(%{{.*}}) proc_attrs<bind_c> fastmath<contract> : (f64) -> i32
+! CHECK: %{{.*}} = fir.call @__nv_double2uint_rz(%{{.*}}) proc_attrs<bind_c> fastmath<contract> : (f64) -> i32
 ! CHECK: %{{.*}} = fir.call @__nv_mul24(%{{.*}}, %{{.*}}) proc_attrs<bind_c> fastmath<contract> : (i32, i32) -> i32
 ! CHECK: %{{.*}} = fir.call @__nv_umul24(%{{.*}}, %{{.*}}) proc_attrs<bind_c> fastmath<contract> : (i32, i32) -> i32
 ! CHECK: %{{.*}} = fir.call @__nv_powf(%{{.*}}, %{{.*}}) proc_attrs<bind_c> fastmath<contract> : (f32, f32) -> f32