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llvm-project/llvm/test/CodeGen/Mips/cconv/arguments-varargs.ll

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; RUN: llc -mtriple=mips-linux -relocation-model=static < %s | FileCheck --check-prefixes=ALL,O32,O32-BE %s
; RUN: llc -mtriple=mipsel-linux -relocation-model=static < %s | FileCheck --check-prefixes=ALL,O32,O32-LE %s
; RUN-TODO: llc -march=mips64 -relocation-model=static -target-abi o32 < %s | FileCheck --check-prefixes=ALL,O32 %s
; RUN-TODO: llc -march=mips64el -relocation-model=static -target-abi o32 < %s | FileCheck --check-prefixes=ALL,O32 %s
; RUN: llc -mtriple=mips64-linux -relocation-model=static -target-abi n32 < %s | FileCheck --check-prefixes=ALL,NEW,N32,NEW-BE %s
; RUN: llc -mtriple=mips64el-linux -relocation-model=static -target-abi n32 < %s | FileCheck --check-prefixes=ALL,NEW,N32,NEW-LE %s
; RUN: llc -march=mips64 -relocation-model=static -target-abi n64 < %s | FileCheck --check-prefixes=ALL,NEW,N64,NEW-BE %s
; RUN: llc -march=mips64el -relocation-model=static -target-abi n64 < %s | FileCheck --check-prefixes=ALL,NEW,N64,NEW-LE %s
@hwords = global [3 x i16] zeroinitializer, align 1
@words = global [3 x i32] zeroinitializer, align 1
@dwords = global [3 x i64] zeroinitializer, align 1
define void @fn_i16_dotdotdot_i16(i16 %a, ...) {
entry:
; ALL-LABEL: fn_i16_dotdotdot_i16:
; Set up the stack with an 8-byte local area. N32/N64 must also make room for
; the argument save area (56 bytes).
; O32: addiu [[SP:\$sp]], $sp, -8
; N32: addiu [[SP:\$sp]], $sp, -64
; N64: daddiu [[SP:\$sp]], $sp, -64
; Save variable argument portion on the stack
; O32-DAG: sw $7, 20([[SP]])
; O32-DAG: sw $6, 16([[SP]])
; O32-DAG: sw $5, 12([[SP]])
; NEW-DAG: sd $11, 56([[SP]])
; NEW-DAG: sd $10, 48([[SP]])
; NEW-DAG: sd $9, 40([[SP]])
; NEW-DAG: sd $8, 32([[SP]])
; NEW-DAG: sd $7, 24([[SP]])
; NEW-DAG: sd $6, 16([[SP]])
; NEW-DAG: sd $5, 8([[SP]])
; Initialize variable argument pointer.
; For O32, the offset is 12 due to the 4 bytes used to store local variables,
; 4 bytes padding to maintain stack alignment, and the 4 byte slot for the first
; fixed argument.
; For N32/N64, it is only 8 since the fixed arguments do not reserve stack
; space.
; O32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 12
; O32-DAG: sw [[VA]], 0([[SP]])
; N32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 8
; N32-DAG: sw [[VA]], 0([[SP]])
; N64-DAG: daddiu [[VA:\$[0-9]+]], [[SP]], 8
; N64-DAG: sd [[VA]], 0([[SP]])
; Store [[VA]]
; O32-DAG: sw [[VA]], 0([[SP]])
; ALL: teqi $zero, 1
; Increment [[VA]]
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N32-DAG: sw [[VA2]], 0([[SP]])
; N64-DAG: ld [[VA:\$[0-9]+]], 0([[SP]])
; N64-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N64-DAG: sd [[VA2]], 0([[SP]])
; Load the first argument from the variable portion.
; This has used the stack pointer directly rather than the [[VA]] we just set
; up.
; Big-endian mode for N32/N64 must add an additional 4 to the offset due to byte
; order.
; O32-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-BE-DAG: lw [[ARG1:\$[0-9]+]], 4([[VA]])
; Copy the arg to the global
; O32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(hwords)
; N32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(hwords)
; N64-DAG: daddiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(hwords)
; ALL-DAG: sh [[ARG1]], 2([[GV]])
; ALL: teqi $zero, 2
; Increment [[VA]] again.
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA2:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N32-DAG: sw [[VA3]], 0([[SP]])
; N64-DAG: ld [[VA2:\$[0-9]+]], 0([[SP]])
; N64-DAG: daddiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N64-DAG: sd [[VA3]], 0([[SP]])
; Load the second argument from the variable portion.
; O32-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA2]])
; NEW-BE-DAG: lw [[ARG2:\$[0-9]+]], 4([[VA2]])
; Copy the arg to the global
; ALL-DAG: sh [[ARG2]], 4([[GV]])
%ap = alloca i8*, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap2)
call void asm sideeffect "teqi $$zero, 1", ""()
%arg1 = va_arg i8** %ap, i16
%e1 = getelementptr [3 x i16], [3 x i16]* @hwords, i32 0, i32 1
store volatile i16 %arg1, i16* %e1, align 2
call void asm sideeffect "teqi $$zero, 2", ""()
%arg2 = va_arg i8** %ap, i16
%e2 = getelementptr [3 x i16], [3 x i16]* @hwords, i32 0, i32 2
store volatile i16 %arg2, i16* %e2, align 2
call void @llvm.va_end(i8* %ap2)
ret void
}
define void @fn_i16_dotdotdot_i32(i16 %a, ...) {
entry:
; ALL-LABEL: fn_i16_dotdotdot_i32:
; Set up the stack with an 8-byte local area. N32/N64 must also make room for
; the argument save area (56 bytes).
; O32: addiu [[SP:\$sp]], $sp, -8
; N32: addiu [[SP:\$sp]], $sp, -64
; N64: daddiu [[SP:\$sp]], $sp, -64
; Save variable argument portion on the stack
; O32-DAG: sw $7, 20([[SP]])
; O32-DAG: sw $6, 16([[SP]])
; O32-DAG: sw $5, 12([[SP]])
; NEW-DAG: sd $11, 56([[SP]])
; NEW-DAG: sd $10, 48([[SP]])
; NEW-DAG: sd $9, 40([[SP]])
; NEW-DAG: sd $8, 32([[SP]])
; NEW-DAG: sd $7, 24([[SP]])
; NEW-DAG: sd $6, 16([[SP]])
; NEW-DAG: sd $5, 8([[SP]])
; Initialize variable argument pointer.
; For O32, the offset is 12 due to the 4 bytes used to store local variables,
; 4 bytes padding to maintain stack alignment, and the 4 byte slot for the first
; fixed argument.
; For N32/N64, it is only 8 since the fixed arguments do not reserve stack
; space.
; O32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 12
; O32-DAG: sw [[VA]], 0([[SP]])
; N32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 8
; N32-DAG: sw [[VA]], 0([[SP]])
; N64-DAG: daddiu [[VA:\$[0-9]+]], [[SP]], 8
; N64-DAG: sd [[VA]], 0([[SP]])
; Store [[VA]]
; O32-DAG: sw [[VA]], 0([[SP]])
; ALL: teqi $zero, 1
; Increment [[VA]]
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N32-DAG: sw [[VA2]], 0([[SP]])
; N64-DAG: ld [[VA:\$[0-9]+]], 0([[SP]])
; N64-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N64-DAG: sd [[VA2]], 0([[SP]])
; Load the first argument from the variable portion.
; This has used the stack pointer directly rather than the [[VA]] we just set
; up.
; Big-endian mode for N32/N64 must add an additional 4 to the offset due to byte
; order.
; O32-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-BE-DAG: lw [[ARG1:\$[0-9]+]], 4([[VA]])
; Copy the arg to the global
; O32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(words)
; N32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(words)
; N64-DAG: daddiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(words)
; ALL-DAG: sw [[ARG1]], 4([[GV]])
; ALL: teqi $zero, 2
; Increment [[VA]] again.
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA2:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N32-DAG: sw [[VA3]], 0([[SP]])
; N64-DAG: ld [[VA2:\$[0-9]+]], 0([[SP]])
; N64-DAG: daddiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N64-DAG: sd [[VA3]], 0([[SP]])
; Load the second argument from the variable portion.
; O32-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA2]])
; NEW-BE-DAG: lw [[ARG2:\$[0-9]+]], 4([[VA2]])
; Copy the arg to the global
; ALL-DAG: sw [[ARG2]], 8([[GV]])
%ap = alloca i8*, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap2)
call void asm sideeffect "teqi $$zero, 1", ""()
%arg1 = va_arg i8** %ap, i32
%e1 = getelementptr [3 x i32], [3 x i32]* @words, i32 0, i32 1
store volatile i32 %arg1, i32* %e1, align 4
call void asm sideeffect "teqi $$zero, 2", ""()
%arg2 = va_arg i8** %ap, i32
%e2 = getelementptr [3 x i32], [3 x i32]* @words, i32 0, i32 2
store volatile i32 %arg2, i32* %e2, align 4
call void @llvm.va_end(i8* %ap2)
ret void
}
define void @fn_i16_dotdotdot_i64(i16 %a, ...) {
entry:
; ALL-LABEL: fn_i16_dotdotdot_i64:
; Set up the stack with an 8-byte local area. N32/N64 must also make room for
; the argument save area (56 bytes).
; O32: addiu [[SP:\$sp]], $sp, -8
; N32: addiu [[SP:\$sp]], $sp, -64
; N64: daddiu [[SP:\$sp]], $sp, -64
; Save variable argument portion on the stack
; O32-DAG: sw $7, 20([[SP]])
; O32-DAG: sw $6, 16([[SP]])
; O32-DAG: sw $5, 12([[SP]])
; NEW-DAG: sd $11, 56([[SP]])
; NEW-DAG: sd $10, 48([[SP]])
; NEW-DAG: sd $9, 40([[SP]])
; NEW-DAG: sd $8, 32([[SP]])
; NEW-DAG: sd $7, 24([[SP]])
; NEW-DAG: sd $6, 16([[SP]])
; NEW-DAG: sd $5, 8([[SP]])
; Initialize variable argument pointer.
; For O32, the offset is 12 due to the 4 bytes used to store local variables,
; 4 bytes padding to maintain stack alignment, and the 4 byte slot for the first
; fixed argument.
; For N32/N64, it is only 8 since the fixed arguments do not reserve stack
; space.
; O32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 12
; O32-DAG: sw [[VA]], 0([[SP]])
; N32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 8
; N32-DAG: sw [[VA]], 0([[SP]])
; N64-DAG: daddiu [[VA:\$[0-9]+]], [[SP]], 8
; N64-DAG: sd [[VA]], 0([[SP]])
; Store [[VA]]
; O32-DAG: sw [[VA]], 0([[SP]])
; ALL: teqi $zero, 1
; Increment [[VA]] (and realign pointer for O32)
; O32: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA_TMP0:\$[0-9]+]], [[VA]], 7
; O32-DAG: addiu [[VA_TMP1:\$[0-9]+]], $zero, -8
; O32-DAG: and [[VA_TMP2:\$[0-9]+]], [[VA_TMP0]], [[VA_TMP1]]
; O32-DAG: ori [[VA2:\$[0-9]+]], [[VA_TMP2]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N32-DAG: sw [[VA2]], 0([[SP]])
; N64-DAG: ld [[VA:\$[0-9]+]], 0([[SP]])
; N64-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N64-DAG: sd [[VA2]], 0([[SP]])
; Load the first argument from the variable portion and copy it to the global.
; This has used the stack pointer directly rather than the [[VA]] we just set
; up.
; Big-endian mode for N32/N64 must add an additional 4 to the offset due to byte
; order.
; O32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(dwords)
; O32-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA_TMP2]])
; O32-DAG: sw [[ARG1]], 8([[GV]])
; O32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 4
; O32-DAG: sw [[VA3]], 0([[SP]])
; O32-DAG: lw [[ARG1:\$[0-9]+]], 4([[VA_TMP2]])
; O32-DAG: sw [[ARG1]], 12([[GV]])
; N32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(dwords)
; N64-DAG: daddiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(dwords)
; NEW-DAG: ld [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-DAG: sd [[ARG1]], 8([[GV]])
; ALL: teqi $zero, 2
; Increment [[VA]] again.
; FIXME: We're still aligned from the last one but CodeGen doesn't spot that.
; O32: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA_TMP0:\$[0-9]+]], [[VA]], 7
; O32-DAG: and [[VA_TMP2:\$[0-9]+]], [[VA_TMP0]], [[VA_TMP1]]
; O32-DAG: ori [[VA2:\$[0-9]+]], [[VA_TMP2]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA2:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N32-DAG: sw [[VA3]], 0([[SP]])
; N64-DAG: ld [[VA2:\$[0-9]+]], 0([[SP]])
; N64-DAG: daddiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N64-DAG: sd [[VA3]], 0([[SP]])
; Load the second argument from the variable portion and copy it to the global.
; O32-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA]])
; O32-DAG: sw [[ARG2]], 16([[GV]])
; O32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 4
; O32-DAG: sw [[VA3]], 0([[SP]])
; O32-DAG: lw [[ARG2:\$[0-9]+]], 4([[VA_TMP2]])
; O32-DAG: sw [[ARG2]], 20([[GV]])
; NEW-DAG: ld [[ARG2:\$[0-9]+]], 0([[VA2]])
; NEW-DAG: sd [[ARG2]], 16([[GV]])
%ap = alloca i8*, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap2)
call void asm sideeffect "teqi $$zero, 1", ""()
%arg1 = va_arg i8** %ap, i64
%e1 = getelementptr [3 x i64], [3 x i64]* @dwords, i32 0, i32 1
store volatile i64 %arg1, i64* %e1, align 8
call void asm sideeffect "teqi $$zero, 2", ""()
%arg2 = va_arg i8** %ap, i64
%e2 = getelementptr [3 x i64], [3 x i64]* @dwords, i32 0, i32 2
store volatile i64 %arg2, i64* %e2, align 8
call void @llvm.va_end(i8* %ap2)
ret void
}
define void @fn_i32_dotdotdot_i16(i32 %a, ...) {
entry:
; ALL-LABEL: fn_i32_dotdotdot_i16:
; Set up the stack with an 8-byte local area. N32/N64 must also make room for
; the argument save area (56 bytes).
; O32: addiu [[SP:\$sp]], $sp, -8
; N32: addiu [[SP:\$sp]], $sp, -64
; N64: daddiu [[SP:\$sp]], $sp, -64
; Save variable argument portion on the stack
; O32-DAG: sw $7, 20([[SP]])
; O32-DAG: sw $6, 16([[SP]])
; O32-DAG: sw $5, 12([[SP]])
; NEW-DAG: sd $11, 56([[SP]])
; NEW-DAG: sd $10, 48([[SP]])
; NEW-DAG: sd $9, 40([[SP]])
; NEW-DAG: sd $8, 32([[SP]])
; NEW-DAG: sd $7, 24([[SP]])
; NEW-DAG: sd $6, 16([[SP]])
; NEW-DAG: sd $5, 8([[SP]])
; Initialize variable argument pointer.
; For O32, the offset is 12 due to the 4 bytes used to store local variables,
; 4 bytes padding to maintain stack alignment, and the 4 byte slot for the first
; fixed argument.
; For N32/N64, it is only 8 since the fixed arguments do not reserve stack
; space.
; O32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 12
; O32-DAG: sw [[VA]], 0([[SP]])
; N32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 8
; N32-DAG: sw [[VA]], 0([[SP]])
; N64-DAG: daddiu [[VA:\$[0-9]+]], [[SP]], 8
; N64-DAG: sd [[VA]], 0([[SP]])
; Store [[VA]]
; O32-DAG: sw [[VA]], 0([[SP]])
; ALL: teqi $zero, 1
; Increment [[VA]]
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N32-DAG: sw [[VA2]], 0([[SP]])
; N64-DAG: ld [[VA:\$[0-9]+]], 0([[SP]])
; N64-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N64-DAG: sd [[VA2]], 0([[SP]])
; Load the first argument from the variable portion.
; This has used the stack pointer directly rather than the [[VA]] we just set
; up.
; Big-endian mode for N32/N64 must add an additional 4 to the offset due to byte
; order.
; O32-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-BE-DAG: lw [[ARG1:\$[0-9]+]], 4([[VA]])
; Copy the arg to the global
; O32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(hwords)
; N32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(hwords)
; N64-DAG: daddiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(hwords)
; ALL-DAG: sh [[ARG1]], 2([[GV]])
; ALL: teqi $zero, 2
; Increment [[VA]] again.
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA2:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N32-DAG: sw [[VA3]], 0([[SP]])
; N64-DAG: ld [[VA2:\$[0-9]+]], 0([[SP]])
; N64-DAG: daddiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N64-DAG: sd [[VA3]], 0([[SP]])
; Load the second argument from the variable portion.
; O32-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA2]])
; NEW-BE-DAG: lw [[ARG2:\$[0-9]+]], 4([[VA2]])
; Copy the arg to the global
; ALL-DAG: sh [[ARG2]], 4([[GV]])
%ap = alloca i8*, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap2)
call void asm sideeffect "teqi $$zero, 1", ""()
%arg1 = va_arg i8** %ap, i16
%e1 = getelementptr [3 x i16], [3 x i16]* @hwords, i32 0, i32 1
store volatile i16 %arg1, i16* %e1, align 2
call void asm sideeffect "teqi $$zero, 2", ""()
%arg2 = va_arg i8** %ap, i16
%e2 = getelementptr [3 x i16], [3 x i16]* @hwords, i32 0, i32 2
store volatile i16 %arg2, i16* %e2, align 2
call void @llvm.va_end(i8* %ap2)
ret void
}
define void @fn_i32_dotdotdot_i32(i32 %a, ...) {
entry:
; ALL-LABEL: fn_i32_dotdotdot_i32:
; Set up the stack with an 8-byte local area. N32/N64 must also make room for
; the argument save area (56 bytes).
; O32: addiu [[SP:\$sp]], $sp, -8
; N32: addiu [[SP:\$sp]], $sp, -64
; N64: daddiu [[SP:\$sp]], $sp, -64
; Save variable argument portion on the stack
; O32-DAG: sw $7, 20([[SP]])
; O32-DAG: sw $6, 16([[SP]])
; O32-DAG: sw $5, 12([[SP]])
; NEW-DAG: sd $11, 56([[SP]])
; NEW-DAG: sd $10, 48([[SP]])
; NEW-DAG: sd $9, 40([[SP]])
; NEW-DAG: sd $8, 32([[SP]])
; NEW-DAG: sd $7, 24([[SP]])
; NEW-DAG: sd $6, 16([[SP]])
; NEW-DAG: sd $5, 8([[SP]])
; Initialize variable argument pointer.
; For O32, the offset is 12 due to the 4 bytes used to store local variables,
; 4 bytes padding to maintain stack alignment, and the 4 byte slot for the first
; fixed argument.
; For N32/N64, it is only 8 since the fixed arguments do not reserve stack
; space.
; O32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 12
; O32-DAG: sw [[VA]], 0([[SP]])
; N32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 8
; N32-DAG: sw [[VA]], 0([[SP]])
; N64-DAG: daddiu [[VA:\$[0-9]+]], [[SP]], 8
; N64-DAG: sd [[VA]], 0([[SP]])
; Store [[VA]]
; O32-DAG: sw [[VA]], 0([[SP]])
; ALL: teqi $zero, 1
; Increment [[VA]]
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N32-DAG: sw [[VA2]], 0([[SP]])
; N64-DAG: ld [[VA:\$[0-9]+]], 0([[SP]])
; N64-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N64-DAG: sd [[VA2]], 0([[SP]])
; Load the first argument from the variable portion.
; This has used the stack pointer directly rather than the [[VA]] we just set
; up.
; Big-endian mode for N32/N64 must add an additional 4 to the offset due to byte
; order.
; O32-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-BE-DAG: lw [[ARG1:\$[0-9]+]], 4([[VA]])
; Copy the arg to the global
; O32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(words)
; N32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(words)
; N64-DAG: daddiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(words)
; ALL-DAG: sw [[ARG1]], 4([[GV]])
; ALL: teqi $zero, 2
; Increment [[VA]] again.
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA2:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N32-DAG: sw [[VA3]], 0([[SP]])
; N64-DAG: ld [[VA2:\$[0-9]+]], 0([[SP]])
; N64-DAG: daddiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N64-DAG: sd [[VA3]], 0([[SP]])
; Load the second argument from the variable portion.
; O32-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA2]])
; NEW-BE-DAG: lw [[ARG2:\$[0-9]+]], 4([[VA2]])
; Copy the arg to the global
; ALL-DAG: sw [[ARG2]], 8([[GV]])
%ap = alloca i8*, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap2)
call void asm sideeffect "teqi $$zero, 1", ""()
%arg1 = va_arg i8** %ap, i32
%e1 = getelementptr [3 x i32], [3 x i32]* @words, i32 0, i32 1
store volatile i32 %arg1, i32* %e1, align 4
call void asm sideeffect "teqi $$zero, 2", ""()
%arg2 = va_arg i8** %ap, i32
%e2 = getelementptr [3 x i32], [3 x i32]* @words, i32 0, i32 2
store volatile i32 %arg2, i32* %e2, align 4
call void @llvm.va_end(i8* %ap2)
ret void
}
define void @fn_i32_dotdotdot_i64(i32 %a, ...) {
entry:
; ALL-LABEL: fn_i32_dotdotdot_i64:
; Set up the stack with an 8-byte local area. N32/N64 must also make room for
; the argument save area (56 bytes).
; O32: addiu [[SP:\$sp]], $sp, -8
; N32: addiu [[SP:\$sp]], $sp, -64
; N64: daddiu [[SP:\$sp]], $sp, -64
; Save variable argument portion on the stack
; O32-DAG: sw $7, 20([[SP]])
; O32-DAG: sw $6, 16([[SP]])
; O32-DAG: sw $5, 12([[SP]])
; NEW-DAG: sd $11, 56([[SP]])
; NEW-DAG: sd $10, 48([[SP]])
; NEW-DAG: sd $9, 40([[SP]])
; NEW-DAG: sd $8, 32([[SP]])
; NEW-DAG: sd $7, 24([[SP]])
; NEW-DAG: sd $6, 16([[SP]])
; NEW-DAG: sd $5, 8([[SP]])
; Initialize variable argument pointer.
; For O32, the offset is 12 due to the 4 bytes used to store local variables,
; 4 bytes padding to maintain stack alignment, and the 4 byte slot for the first
; fixed argument.
; For N32/N64, it is only 8 since the fixed arguments do not reserve stack
; space.
; O32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 12
; O32-DAG: sw [[VA]], 0([[SP]])
; N32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 8
; N32-DAG: sw [[VA]], 0([[SP]])
; N64-DAG: daddiu [[VA:\$[0-9]+]], [[SP]], 8
; N64-DAG: sd [[VA]], 0([[SP]])
; Store [[VA]]
; O32-DAG: sw [[VA]], 0([[SP]])
; ALL: teqi $zero, 1
; Increment [[VA]] (and realign pointer for O32)
; O32: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA_TMP0:\$[0-9]+]], [[VA]], 7
; O32-DAG: addiu [[VA_TMP1:\$[0-9]+]], $zero, -8
; O32-DAG: and [[VA_TMP2:\$[0-9]+]], [[VA_TMP0]], [[VA_TMP1]]
; O32-DAG: ori [[VA2:\$[0-9]+]], [[VA_TMP2]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N32-DAG: sw [[VA2]], 0([[SP]])
; N64-DAG: ld [[VA:\$[0-9]+]], 0([[SP]])
; N64-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N64-DAG: sd [[VA2]], 0([[SP]])
; Load the first argument from the variable portion and copy it to the global.
; This has used the stack pointer directly rather than the [[VA]] we just set
; up.
; Big-endian mode for N32/N64 must add an additional 4 to the offset due to byte
; order.
; O32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(dwords)
; O32-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA_TMP2]])
; O32-DAG: sw [[ARG1]], 8([[GV]])
; O32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 4
; O32-DAG: sw [[VA3]], 0([[SP]])
; O32-DAG: lw [[ARG1:\$[0-9]+]], 4([[VA_TMP2]])
; O32-DAG: sw [[ARG1]], 12([[GV]])
; N32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(dwords)
; N64-DAG: daddiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(dwords)
; NEW-DAG: ld [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-DAG: sd [[ARG1]], 8([[GV]])
; ALL: teqi $zero, 2
; Increment [[VA]] again.
; FIXME: We're still aligned from the last one but CodeGen doesn't spot that.
; O32: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA_TMP0:\$[0-9]+]], [[VA]], 7
; O32-DAG: and [[VA_TMP2:\$[0-9]+]], [[VA_TMP0]], [[VA_TMP1]]
; O32-DAG: ori [[VA2:\$[0-9]+]], [[VA_TMP2]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA2:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N32-DAG: sw [[VA3]], 0([[SP]])
; N64-DAG: ld [[VA2:\$[0-9]+]], 0([[SP]])
; N64-DAG: daddiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N64-DAG: sd [[VA3]], 0([[SP]])
; Load the second argument from the variable portion and copy it to the global.
; O32-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA]])
; O32-DAG: sw [[ARG2]], 16([[GV]])
; O32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; O32-DAG: lw [[ARG2:\$[0-9]+]], 4([[VA_TMP2]])
; O32-DAG: sw [[ARG2]], 20([[GV]])
; NEW-DAG: ld [[ARG2:\$[0-9]+]], 0([[VA2]])
; NEW-DAG: sd [[ARG2]], 16([[GV]])
%ap = alloca i8*, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap2)
call void asm sideeffect "teqi $$zero, 1", ""()
%arg1 = va_arg i8** %ap, i64
%e1 = getelementptr [3 x i64], [3 x i64]* @dwords, i32 0, i32 1
store volatile i64 %arg1, i64* %e1, align 8
call void asm sideeffect "teqi $$zero, 2", ""()
%arg2 = va_arg i8** %ap, i64
%e2 = getelementptr [3 x i64], [3 x i64]* @dwords, i32 0, i32 2
store volatile i64 %arg2, i64* %e2, align 8
call void @llvm.va_end(i8* %ap2)
ret void
}
define void @fn_i64_dotdotdot_i16(i64 %a, ...) {
entry:
; ALL-LABEL: fn_i64_dotdotdot_i16:
; Set up the stack with an 8-byte local area. N32/N64 must also make room for
; the argument save area (56 bytes).
; O32: addiu [[SP:\$sp]], $sp, -8
; N32: addiu [[SP:\$sp]], $sp, -64
; N64: daddiu [[SP:\$sp]], $sp, -64
; Save variable argument portion on the stack
; O32-DAG: sw $7, 20([[SP]])
; O32-DAG: sw $6, 16([[SP]])
; NEW-DAG: sd $11, 56([[SP]])
; NEW-DAG: sd $10, 48([[SP]])
; NEW-DAG: sd $9, 40([[SP]])
; NEW-DAG: sd $8, 32([[SP]])
; NEW-DAG: sd $7, 24([[SP]])
; NEW-DAG: sd $6, 16([[SP]])
; NEW-DAG: sd $5, 8([[SP]])
; Initialize variable argument pointer.
; For O32, the offset is 16 due to the 4 bytes used to store local variables,
; 4 bytes padding to maintain stack alignment, and the two 4 byte slots for the
; first fixed argument.
; For N32/N64, it is only 8 since the fixed arguments do not reserve stack
; space.
; O32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 16
; O32-DAG: sw [[VA]], 0([[SP]])
; N32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 8
; N32-DAG: sw [[VA]], 0([[SP]])
; N64-DAG: daddiu [[VA:\$[0-9]+]], [[SP]], 8
; N64-DAG: sd [[VA]], 0([[SP]])
; Store [[VA]]
; O32-DAG: sw [[VA]], 0([[SP]])
; ALL: teqi $zero, 1
; Increment [[VA]]
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N32-DAG: sw [[VA2]], 0([[SP]])
; N64-DAG: ld [[VA:\$[0-9]+]], 0([[SP]])
; N64-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N64-DAG: sd [[VA2]], 0([[SP]])
; Load the first argument from the variable portion.
; This has used the stack pointer directly rather than the [[VA]] we just set
; up.
; Big-endian mode for N32/N64 must add an additional 4 to the offset due to byte
; order.
; O32-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-BE-DAG: lw [[ARG1:\$[0-9]+]], 4([[VA]])
; Copy the arg to the global
; O32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(hwords)
; N32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(hwords)
; N64-DAG: daddiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(hwords)
; ALL-DAG: sh [[ARG1]], 2([[GV]])
; ALL: teqi $zero, 2
; Increment [[VA]] again.
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA2:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N32-DAG: sw [[VA3]], 0([[SP]])
; N64-DAG: ld [[VA2:\$[0-9]+]], 0([[SP]])
; N64-DAG: daddiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N64-DAG: sd [[VA3]], 0([[SP]])
; Load the second argument from the variable portion.
; O32-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA2]])
; NEW-BE-DAG: lw [[ARG2:\$[0-9]+]], 4([[VA2]])
; Copy the arg to the global
; ALL-DAG: sh [[ARG2]], 4([[GV]])
%ap = alloca i8*, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap2)
call void asm sideeffect "teqi $$zero, 1", ""()
%arg1 = va_arg i8** %ap, i16
%e1 = getelementptr [3 x i16], [3 x i16]* @hwords, i32 0, i32 1
store volatile i16 %arg1, i16* %e1, align 2
call void asm sideeffect "teqi $$zero, 2", ""()
%arg2 = va_arg i8** %ap, i16
%e2 = getelementptr [3 x i16], [3 x i16]* @hwords, i32 0, i32 2
store volatile i16 %arg2, i16* %e2, align 2
call void @llvm.va_end(i8* %ap2)
ret void
}
define void @fn_i64_dotdotdot_i32(i64 %a, ...) {
entry:
; ALL-LABEL: fn_i64_dotdotdot_i32:
; Set up the stack with an 8-byte local area. N32/N64 must also make room for
; the argument save area (56 bytes).
; O32: addiu [[SP:\$sp]], $sp, -8
; N32: addiu [[SP:\$sp]], $sp, -64
; N64: daddiu [[SP:\$sp]], $sp, -64
; Save variable argument portion on the stack
; O32-DAG: sw $7, 20([[SP]])
; O32-DAG: sw $6, 16([[SP]])
; NEW-DAG: sd $11, 56([[SP]])
; NEW-DAG: sd $10, 48([[SP]])
; NEW-DAG: sd $9, 40([[SP]])
; NEW-DAG: sd $8, 32([[SP]])
; NEW-DAG: sd $7, 24([[SP]])
; NEW-DAG: sd $6, 16([[SP]])
; NEW-DAG: sd $5, 8([[SP]])
; Initialize variable argument pointer.
; For O32, the offset is 16 due to the 4 bytes used to store local variables,
; 4 bytes padding to maintain stack alignment, and the two 4 byte slots for the
; first fixed argument.
; For N32/N64, it is only 8 since the fixed arguments do not reserve stack
; space.
; O32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 16
; O32-DAG: sw [[VA]], 0([[SP]])
; N32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 8
; N32-DAG: sw [[VA]], 0([[SP]])
; N64-DAG: daddiu [[VA:\$[0-9]+]], [[SP]], 8
; N64-DAG: sd [[VA]], 0([[SP]])
; Store [[VA]]
; O32-DAG: sw [[VA]], 0([[SP]])
; ALL: teqi $zero, 1
; Increment [[VA]]
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N32-DAG: sw [[VA2]], 0([[SP]])
; N64-DAG: ld [[VA:\$[0-9]+]], 0([[SP]])
; N64-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N64-DAG: sd [[VA2]], 0([[SP]])
; Load the first argument from the variable portion.
; This has used the stack pointer directly rather than the [[VA]] we just set
; up.
; Big-endian mode for N32/N64 must add an additional 4 to the offset due to byte
; order.
; O32-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-BE-DAG: lw [[ARG1:\$[0-9]+]], 4([[VA]])
; Copy the arg to the global
; O32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(words)
; N32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(words)
; N64-DAG: daddiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(words)
; ALL-DAG: sw [[ARG1]], 4([[GV]])
; ALL: teqi $zero, 2
; Increment [[VA]] again.
; O32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA2:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N32-DAG: sw [[VA3]], 0([[SP]])
; N64-DAG: ld [[VA2:\$[0-9]+]], 0([[SP]])
; N64-DAG: daddiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N64-DAG: sd [[VA3]], 0([[SP]])
; Load the second argument from the variable portion.
; O32-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA]])
; NEW-LE-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA2]])
; NEW-BE-DAG: lw [[ARG2:\$[0-9]+]], 4([[VA2]])
; Copy the arg to the global
; ALL-DAG: sw [[ARG2]], 8([[GV]])
%ap = alloca i8*, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap2)
call void asm sideeffect "teqi $$zero, 1", ""()
%arg1 = va_arg i8** %ap, i32
%e1 = getelementptr [3 x i32], [3 x i32]* @words, i32 0, i32 1
store volatile i32 %arg1, i32* %e1, align 4
call void asm sideeffect "teqi $$zero, 2", ""()
%arg2 = va_arg i8** %ap, i32
%e2 = getelementptr [3 x i32], [3 x i32]* @words, i32 0, i32 2
store volatile i32 %arg2, i32* %e2, align 4
call void @llvm.va_end(i8* %ap2)
ret void
}
define void @fn_i64_dotdotdot_i64(i64 %a, ...) {
entry:
; ALL-LABEL: fn_i64_dotdotdot_i64:
; Set up the stack with an 8-byte local area. N32/N64 must also make room for
; the argument save area (56 bytes).
; O32: addiu [[SP:\$sp]], $sp, -8
; N32: addiu [[SP:\$sp]], $sp, -64
; N64: daddiu [[SP:\$sp]], $sp, -64
; Save variable argument portion on the stack
; O32-DAG: sw $7, 20([[SP]])
; O32-DAG: sw $6, 16([[SP]])
; NEW-DAG: sd $11, 56([[SP]])
; NEW-DAG: sd $10, 48([[SP]])
; NEW-DAG: sd $9, 40([[SP]])
; NEW-DAG: sd $8, 32([[SP]])
; NEW-DAG: sd $7, 24([[SP]])
; NEW-DAG: sd $6, 16([[SP]])
; NEW-DAG: sd $5, 8([[SP]])
; Initialize variable argument pointer.
; For O32, the offset is 16 due to the 4 bytes used to store local variables,
; 4 bytes padding to maintain stack alignment, and the two 4 byte slots for the
; first fixed argument.
; For N32/N64, it is only 8 since the fixed arguments do not reserve stack
; space.
; O32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 16
; O32-DAG: sw [[VA]], 0([[SP]])
; N32-DAG: addiu [[VA:\$[0-9]+]], [[SP]], 8
; N32-DAG: sw [[VA]], 0([[SP]])
; N64-DAG: daddiu [[VA:\$[0-9]+]], [[SP]], 8
; N64-DAG: sd [[VA]], 0([[SP]])
; Store [[VA]]
; O32-DAG: sw [[VA]], 0([[SP]])
; ALL: teqi $zero, 1
; Increment [[VA]] (and realign pointer for O32)
; O32: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA_TMP0:\$[0-9]+]], [[VA]], 7
; O32-DAG: addiu [[VA_TMP1:\$[0-9]+]], $zero, -8
; O32-DAG: and [[VA_TMP2:\$[0-9]+]], [[VA_TMP0]], [[VA_TMP1]]
; O32-DAG: ori [[VA2:\$[0-9]+]], [[VA_TMP2]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N32-DAG: sw [[VA2]], 0([[SP]])
; N64-DAG: ld [[VA:\$[0-9]+]], 0([[SP]])
; N64-DAG: addiu [[VA2:\$[0-9]+]], [[VA]], 8
; N64-DAG: sd [[VA2]], 0([[SP]])
; Load the first argument from the variable portion and copy it to the global.
; This has used the stack pointer directly rather than the [[VA]] we just set
; up.
; Big-endian mode for N32/N64 must add an additional 4 to the offset due to byte
; order.
; O32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(dwords)
; O32-DAG: lw [[ARG1:\$[0-9]+]], 0([[VA]])
; O32-DAG: sw [[ARG1]], 8([[GV]])
; O32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 4
; O32-DAG: sw [[VA3]], 0([[SP]])
; O32-DAG: lw [[ARG1:\$[0-9]+]], 4([[VA_TMP2]])
; O32-DAG: sw [[ARG1]], 12([[GV]])
; N32-DAG: addiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(dwords)
; N64-DAG: daddiu [[GV:\$[0-9]+]], ${{[0-9]+}}, %lo(dwords)
; NEW-DAG: ld [[ARG1:\$[0-9]+]], 0([[VA]])
; NEW-DAG: sd [[ARG1]], 8([[GV]])
; ALL: teqi $zero, 2
; Increment [[VA]] again.
; FIXME: We're still aligned from the last one but CodeGen doesn't spot that.
; O32: lw [[VA:\$[0-9]+]], 0([[SP]])
; O32-DAG: addiu [[VA_TMP0:\$[0-9]+]], [[VA]], 7
; O32-DAG: and [[VA_TMP2:\$[0-9]+]], [[VA_TMP0]], [[VA_TMP1]]
; O32-DAG: ori [[VA2:\$[0-9]+]], [[VA_TMP2]], 4
; O32-DAG: sw [[VA2]], 0([[SP]])
; N32-DAG: lw [[VA2:\$[0-9]+]], 0([[SP]])
; N32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N32-DAG: sw [[VA3]], 0([[SP]])
; N64-DAG: ld [[VA2:\$[0-9]+]], 0([[SP]])
; N64-DAG: daddiu [[VA3:\$[0-9]+]], [[VA2]], 8
; N64-DAG: sd [[VA3]], 0([[SP]])
; Load the second argument from the variable portion and copy it to the global.
; O32-DAG: lw [[ARG2:\$[0-9]+]], 0([[VA]])
; O32-DAG: sw [[ARG2]], 16([[GV]])
; O32-DAG: addiu [[VA3:\$[0-9]+]], [[VA2]], 4
; O32-DAG: sw [[VA3]], 0([[SP]])
; O32-DAG: lw [[ARG2:\$[0-9]+]], 4([[VA_TMP2]])
; O32-DAG: sw [[ARG2]], 20([[GV]])
; NEW-DAG: ld [[ARG2:\$[0-9]+]], 0([[VA2]])
; NEW-DAG: sd [[ARG2]], 16([[GV]])
%ap = alloca i8*, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap2)
call void asm sideeffect "teqi $$zero, 1", ""()
%arg1 = va_arg i8** %ap, i64
%e1 = getelementptr [3 x i64], [3 x i64]* @dwords, i32 0, i32 1
store volatile i64 %arg1, i64* %e1, align 8
call void asm sideeffect "teqi $$zero, 2", ""()
%arg2 = va_arg i8** %ap, i64
%e2 = getelementptr [3 x i64], [3 x i64]* @dwords, i32 0, i32 2
store volatile i64 %arg2, i64* %e2, align 8
call void @llvm.va_end(i8* %ap2)
ret void
}
declare void @llvm.va_start(i8*)
declare void @llvm.va_end(i8*)
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