[gcc r14-10937] i386: Zero extend 32-bit address to 64-bit with option -mx32 -maddress-mode=long. [PR 117418]

[Hu via Gcc-cvs]

https://gcc.gnu.org/g:8b4bb54e6c45411845ec559c49f594a6239c3969

commit r14-10937-g8b4bb54e6c45411845ec559c49f594a6239c3969
Author: Hu, Lin1 <lin1...@intel.com>
Date:   Wed Nov 6 15:42:13 2024 +0800

    i386: Zero extend 32-bit address to 64-bit with option -mx32 
-maddress-mode=long. [PR 117418]
    
    -maddress-mode=long let Pmode = DI_mode, so zero extend 32-bit address to
    64-bit and uses a 64-bit register as a pointer for avoid raise an ICE.
    
    gcc/ChangeLog:
    
            PR target/117418
            * config/i386/i386-expand.cc (ix86_expand_builtin): Convert
            pointer's mode according to Pmode.
    
    gcc/testsuite/ChangeLog:
    
            PR target/117418
            * gcc.target/i386/pr117418-1.c: New test.
    
    (cherry picked from commit 2272cd2508f1854c880082f792de15e76ec09a99)

Diff:
---
 gcc/config/i386/i386-expand.cc             | 12 ++++++++++++
 gcc/testsuite/gcc.target/i386/pr117418-1.c | 24 ++++++++++++++++++++++++
 2 files changed, 36 insertions(+)

diff --git a/gcc/config/i386/i386-expand.cc b/gcc/config/i386/i386-expand.cc
index 7019116fcac1..8e9dde145cfb 100644
--- a/gcc/config/i386/i386-expand.cc
+++ b/gcc/config/i386/i386-expand.cc
@@ -13477,6 +13477,9 @@ ix86_expand_builtin (tree exp, rtx target, rtx 
subtarget,
       op1 = expand_normal (arg1);
       op2 = expand_normal (arg2);
 
+      if (GET_MODE (op1) != Pmode)
+       op1 = convert_to_mode (Pmode, op1, 1);
+
       if (!address_operand (op2, VOIDmode))
        {
          op2 = convert_memory_address (Pmode, op2);
@@ -13512,6 +13515,9 @@ ix86_expand_builtin (tree exp, rtx target, rtx 
subtarget,
       emit_label (ok_label);
       emit_insn (gen_rtx_SET (target, pat));
 
+      if (GET_MODE (op0) != Pmode)
+       op0 = convert_to_mode (Pmode, op0, 1);
+
       for (i = 0; i < 8; i++)
        {
          op = gen_rtx_MEM (V2DImode,
@@ -13536,6 +13542,9 @@ ix86_expand_builtin (tree exp, rtx target, rtx 
subtarget,
        if (!REG_P (op0))
          op0 = copy_to_mode_reg (SImode, op0);
 
+       if (GET_MODE (op2) != Pmode)
+         op2 = convert_to_mode (Pmode, op2, 1);
+
        op = gen_rtx_REG (V2DImode, GET_SSE_REGNO (0));
        emit_move_insn (op, op1);
 
@@ -13573,6 +13582,9 @@ ix86_expand_builtin (tree exp, rtx target, rtx 
subtarget,
        if (!REG_P (op0))
          op0 = copy_to_mode_reg (SImode, op0);
 
+       if (GET_MODE (op3) != Pmode)
+         op3 = convert_to_mode (Pmode, op3, 1);
+
        /* Force to use xmm0, xmm1 for keylow, keyhi*/
        op = gen_rtx_REG (V2DImode, GET_SSE_REGNO (0));
        emit_move_insn (op, op1);
diff --git a/gcc/testsuite/gcc.target/i386/pr117418-1.c 
b/gcc/testsuite/gcc.target/i386/pr117418-1.c
new file mode 100644
index 000000000000..4839b139b79a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr117418-1.c
@@ -0,0 +1,24 @@
+/* PR target/117418 */
+/* { dg-do compile { target { ! ia32 } } } */
+/* { dg-options "-maddress-mode=long -mwidekl -mx32" } */
+/* { dg-require-effective-target maybe_x32  } */
+/* { dg-final { scan-assembler-times "aesdec128kl" 1 } } */
+/* { dg-final { scan-assembler-times "aesdec256kl" 1 } } */
+/* { dg-final { scan-assembler-times "aesenc128kl" 1 } } */
+/* { dg-final { scan-assembler-times "aesenc256kl" 1 } } */
+/* { dg-final { scan-assembler-times "encodekey128" 1 } } */
+/* { dg-final { scan-assembler-times "encodekey256" 1 } } */
+
+typedef __attribute__((__vector_size__(16))) long long V;
+V a;
+
+void
+foo()
+{
+    __builtin_ia32_aesdec128kl_u8 (&a, a, &a);
+    __builtin_ia32_aesdec256kl_u8 (&a, a, &a);
+    __builtin_ia32_aesenc128kl_u8 (&a, a, &a);
+    __builtin_ia32_aesenc256kl_u8 (&a, a, &a);
+    __builtin_ia32_encodekey128_u32 (0, a, &a); 
+    __builtin_ia32_encodekey256_u32 (0, a, a, &a); 
+}