Update tests to check for hex pragma

Author: dakersnar

llvm/test/CodeGen/NVPTX/LoadStoreVectorizer.ll

@@ -50,7 +50,7 @@ define half @fh(ptr %p) {
 ; ENABLED-EMPTY:
 ; ENABLED-NEXT:  // %bb.0:
 ; ENABLED-NEXT:    ld.param.b64 %rd1, [fh_param_0];
-; ENABLED-NEXT:    .pragma "used_bytes_mask 1023";
+; ENABLED-NEXT:    .pragma "used_bytes_mask 0x3ff";
 ; ENABLED-NEXT:    ld.v4.b32 {%r1, %r2, %r3, %r4}, [%rd1];
 ; ENABLED-NEXT:    { .reg .b16 tmp; mov.b32 {%rs1, tmp}, %r3; }
 ; ENABLED-NEXT:    mov.b32 {%rs2, %rs3}, %r2;

llvm/test/CodeGen/NVPTX/param-vectorize-device.ll

@@ -171,7 +171,7 @@ define internal fastcc [3 x i32] @callee_St4x3(ptr nocapture noundef readonly by
   ; CHECK:       .func  (.param .align 16 .b8 func_retval0[12])
   ; CHECK-LABEL: callee_St4x3(
   ; CHECK-NEXT:  .param .align 16 .b8 callee_St4x3_param_0[12]
-  ; CHECK:       .pragma "used_bytes_mask 4095";
+  ; CHECK:       .pragma "used_bytes_mask 0xfff";
   ; CHECK:       ld.param.v4.b32 {[[R1:%r[0-9]+]], [[R2:%r[0-9]+]], [[R3:%r[0-9]+]], %{{.*}}}, [callee_St4x3_param_0];
   ; CHECK-DAG:   st.param.v2.b32 [func_retval0], {[[R1]], [[R2]]};
   ; CHECK-DAG:   st.param.b32    [func_retval0+8], [[R3]];
@@ -394,7 +394,7 @@ define internal fastcc [7 x i32] @callee_St4x7(ptr nocapture noundef readonly by
   ; CHECK-LABEL: callee_St4x7(
   ; CHECK-NEXT:  .param .align 16 .b8 callee_St4x7_param_0[28]
   ; CHECK:       ld.param.v4.b32 {[[R1:%r[0-9]+]], [[R2:%r[0-9]+]], [[R3:%r[0-9]+]], [[R4:%r[0-9]+]]}, [callee_St4x7_param_0];
-  ; CHECK:       .pragma "used_bytes_mask 4095";
+  ; CHECK:       .pragma "used_bytes_mask 0xfff";
   ; CHECK:       ld.param.v4.b32 {[[R5:%r[0-9]+]], [[R6:%r[0-9]+]], [[R7:%r[0-9]+]], %{{.*}}}, [callee_St4x7_param_0+16];
   ; CHECK-DAG:   st.param.v4.b32 [func_retval0],  {[[R1]], [[R2]], [[R3]], [[R4]]};
   ; CHECK-DAG:   st.param.v2.b32 [func_retval0+16], {[[R5]], [[R6]]};