[gcc/devel/omp/gcc-12] amdgcn: Fix expansion of GCN_BUILTIN_LDEXPV builtin

[Kwok Yeung]

https://gcc.gnu.org/g:ecf1603b7ad29a44622d6ef5fff78e40a12757c6

commit ecf1603b7ad29a44622d6ef5fff78e40a12757c6
Author: Kwok Cheung Yeung <kcy@codesourcery.com>
Date:   Mon Nov 7 13:11:33 2022 +0000

    amdgcn: Fix expansion of GCN_BUILTIN_LDEXPV builtin
    
    2022-11-07  Kwok Cheung Yeung  <kcy@codesourcery.com>
    
            gcc/
            * config/gcn/gcn.cc (gcn_expand_builtin_1): Expand first argument
            of GCN_BUILTIN_LDEXPV to V64DFmode.

Diff:
---
 gcc/ChangeLog.omp     | 5 +++++
 gcc/config/gcn/gcn.cc | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog.omp b/gcc/ChangeLog.omp
index 7551b505bc0..2fd66c63cbb 100644
--- a/gcc/ChangeLog.omp
+++ b/gcc/ChangeLog.omp
@@ -1,3 +1,8 @@
+2022-11-07  Kwok Cheung Yeung  <kcy@codesourcery.com>
+
+	* config/gcn/gcn.cc (gcn_expand_builtin_1): Expand first argument
+	of GCN_BUILTIN_LDEXPV to V64DFmode.
+
 2022-11-01  Kwok Cheung Yeung  <kcy@codesourcery.com>
 	    Paul-Antoine Arras  <pa@codesourcery.com>
 
diff --git a/gcc/config/gcn/gcn.cc b/gcc/config/gcn/gcn.cc
index f0c78510880..884703249ae 100644
--- a/gcc/config/gcn/gcn.cc
+++ b/gcc/config/gcn/gcn.cc
@@ -4416,7 +4416,7 @@ gcn_expand_builtin_1 (tree exp, rtx target, rtx /*subtarget */ ,
 	  return target;
 	rtx arg1 = force_reg (V64DFmode,
 			      expand_expr (CALL_EXPR_ARG (exp, 0), NULL_RTX,
-					   V64SFmode,
+					   V64DFmode,
 					   EXPAND_NORMAL));
 	rtx arg2 = force_reg (V64SImode,
 			      expand_expr (CALL_EXPR_ARG (exp, 1), NULL_RTX,