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|
; RUN: llc --march=mips64 -mcpu=mips64r2 < %s | FileCheck %s
; Generated from the C program:
;
; #include <stdio.h>
; #include <string.h>
;
; struct SmallStruct_1b1s {
; char x1;
; short x2;
; };
;
; struct SmallStruct_1b1i {
; char x1;
; int x2;
; };
;
; struct SmallStruct_1b1s1b {
; char x1;
; short x2;
; char x3;
; };
;
; struct SmallStruct_1s1i {
; short x1;
; int x2;
; };
;
; struct SmallStruct_3b1s {
; char x1;
; char x2;
; char x3;
; short x4;
; };
;
; void varArgF_SmallStruct(char* c, ...);
;
; void smallStruct_1b1s(struct SmallStruct_1b1s* ss)
; {
; varArgF_SmallStruct("", *ss);
; }
;
; void smallStruct_1b1i(struct SmallStruct_1b1i* ss)
; {
; varArgF_SmallStruct("", *ss);
; }
;
; void smallStruct_1b1s1b(struct SmallStruct_1b1s1b* ss)
; {
; varArgF_SmallStruct("", *ss);
; }
;
; void smallStruct_1s1i(struct SmallStruct_1s1i* ss)
; {
; varArgF_SmallStruct("", *ss);
; }
;
; void smallStruct_3b1s(struct SmallStruct_3b1s* ss)
; {
; varArgF_SmallStruct("", *ss);
; }
%struct.SmallStruct_1b1s = type { i8, i16 }
%struct.SmallStruct_1b1i = type { i8, i32 }
%struct.SmallStruct_1b1s1b = type { i8, i16, i8 }
%struct.SmallStruct_1s1i = type { i16, i32 }
%struct.SmallStruct_3b1s = type { i8, i8, i8, i16 }
@.str = private unnamed_addr constant [3 x i8] c"01\00", align 1
declare void @varArgF_SmallStruct(i8* %c, ...)
define void @smallStruct_1b1s(%struct.SmallStruct_1b1s* %ss) #0 {
entry:
%ss.addr = alloca %struct.SmallStruct_1b1s*, align 8
store %struct.SmallStruct_1b1s* %ss, %struct.SmallStruct_1b1s** %ss.addr, align 8
%0 = load %struct.SmallStruct_1b1s*, %struct.SmallStruct_1b1s** %ss.addr, align 8
%1 = bitcast %struct.SmallStruct_1b1s* %0 to { i32 }*
%2 = getelementptr { i32 }, { i32 }* %1, i32 0, i32 0
%3 = load i32, i32* %2, align 1
call void (i8*, ...) @varArgF_SmallStruct(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i32 0, i32 0), i32 inreg %3)
ret void
; CHECK-LABEL: smallStruct_1b1s:
; CHECK: dsll $[[R1:[0-9]+]], $[[R2:[0-9]+]], 32
}
define void @smallStruct_1b1i(%struct.SmallStruct_1b1i* %ss) #0 {
entry:
%ss.addr = alloca %struct.SmallStruct_1b1i*, align 8
store %struct.SmallStruct_1b1i* %ss, %struct.SmallStruct_1b1i** %ss.addr, align 8
%0 = load %struct.SmallStruct_1b1i*, %struct.SmallStruct_1b1i** %ss.addr, align 8
%1 = bitcast %struct.SmallStruct_1b1i* %0 to { i64 }*
%2 = getelementptr { i64 }, { i64 }* %1, i32 0, i32 0
%3 = load i64, i64* %2, align 1
call void (i8*, ...) @varArgF_SmallStruct(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i32 0, i32 0), i64 inreg %3)
ret void
; CHECK-LABEL: smallStruct_1b1i:
; CHECK-NOT: dsll
}
define void @smallStruct_1b1s1b(%struct.SmallStruct_1b1s1b* %ss) #0 {
entry:
%ss.addr = alloca %struct.SmallStruct_1b1s1b*, align 8
%.coerce = alloca { i48 }
store %struct.SmallStruct_1b1s1b* %ss, %struct.SmallStruct_1b1s1b** %ss.addr, align 8
%0 = load %struct.SmallStruct_1b1s1b*, %struct.SmallStruct_1b1s1b** %ss.addr, align 8
%1 = bitcast { i48 }* %.coerce to i8*
%2 = bitcast %struct.SmallStruct_1b1s1b* %0 to i8*
call void @llvm.memcpy.p0i8.p0i8.i64(i8* %1, i8* %2, i64 6, i32 0, i1 false)
%3 = getelementptr { i48 }, { i48 }* %.coerce, i32 0, i32 0
%4 = load i48, i48* %3, align 1
call void (i8*, ...) @varArgF_SmallStruct(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i32 0, i32 0), i48 inreg %4)
ret void
; CHECK-LABEL: smallStruct_1b1s1b:
; CHECK: dsll $[[R1:[0-9]+]], $[[R2:[0-9]+]], 16
}
declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i32, i1) #1
define void @smallStruct_1s1i(%struct.SmallStruct_1s1i* %ss) #0 {
entry:
%ss.addr = alloca %struct.SmallStruct_1s1i*, align 8
store %struct.SmallStruct_1s1i* %ss, %struct.SmallStruct_1s1i** %ss.addr, align 8
%0 = load %struct.SmallStruct_1s1i*, %struct.SmallStruct_1s1i** %ss.addr, align 8
%1 = bitcast %struct.SmallStruct_1s1i* %0 to { i64 }*
%2 = getelementptr { i64 }, { i64 }* %1, i32 0, i32 0
%3 = load i64, i64* %2, align 1
call void (i8*, ...) @varArgF_SmallStruct(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i32 0, i32 0), i64 inreg %3)
ret void
; CHECK-LABEL: smallStruct_1s1i:
; CHECK-NOT: dsll
}
define void @smallStruct_3b1s(%struct.SmallStruct_3b1s* %ss) #0 {
entry:
%ss.addr = alloca %struct.SmallStruct_3b1s*, align 8
%.coerce = alloca { i48 }
store %struct.SmallStruct_3b1s* %ss, %struct.SmallStruct_3b1s** %ss.addr, align 8
%0 = load %struct.SmallStruct_3b1s*, %struct.SmallStruct_3b1s** %ss.addr, align 8
%1 = bitcast { i48 }* %.coerce to i8*
%2 = bitcast %struct.SmallStruct_3b1s* %0 to i8*
call void @llvm.memcpy.p0i8.p0i8.i64(i8* %1, i8* %2, i64 6, i32 0, i1 false)
%3 = getelementptr { i48 }, { i48 }* %.coerce, i32 0, i32 0
%4 = load i48, i48* %3, align 1
call void (i8*, ...) @varArgF_SmallStruct(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i32 0, i32 0), i48 inreg %4)
ret void
; CHECK-LABEL: smallStruct_3b1s:
; CHECK: dsll $[[R1:[0-9]+]], $[[R2:[0-9]+]], 16
}
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